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Standard Air-conditioners User manual - vis-m.ru

1. AL37 Highpressure compressor 2 thermal overload _ Compressor AL38 Condenser fan 1 thermal overload _ _ _ _ Con fai O AL39 Condenserfan2thermalovedoad _____ Cond fan2 AMT plANdisconneted AL42 Driver 1 probe S1 faulty or disconnected alarm Compessri AL43 Driver 1 EEPROM damaged TC Compesoi O AL44 ___ Driver 1 valve motor faulty or damaged ooo P o _ 1 ____ AL46 _ Driver 1 high evaporation pressure MOP o Sefa __ _ Compressord AL ___ Driver 1 low evaporation pressure LOP Sefa __ _ Compressor AM8 Driver 1 low superheat ee Compressor O HENCE EE CEN ___ 1_____ Driver 2 probe 51 faulty disconnected alarm Seefb Compressor AL52 ___ Driver 2 EEPROM damaged CE AL53 Driver2valvemotorfaulyordamaged __ _ Compressor AL55 Driver 2 high evaporation pressure MOP Compressor AL56 Driver 2 low evaporation pressure LOP See Fa Compressor 2 A57 jUrver2lowsupeheat Seefg AL58 Driver 2 valve not closed during blackout ______ TCT Compessr2 ALS9 Driver2highsuctiontemperatue Compressor AL60 Built in humidifier high conductivity alarm Li La ep BEEN
2. PART LOAD C2 N 19 5 20 5 21 5 225 230 235 242 25 0 25 7 265 igor tem CC MODULATING HEATING VALVE 0 to 10 V 100 0 195 22 5 23 0 Room temp C lt Start opening point 0 ARCOIRIS TETI NINA Vee seesuscwesesesecuscesevedpuvesuveusseveevedesusuevuuees es End opening point 10096 0 l MODULATING HEATING VALVE 3 POINT 0 195 5 Room temp C gt 3 point valve running time Code 030221426 rel 2 5 dated 30 06 09 29 10 2 Other temperature functions Standard air conditioners FLSTDMCZOE The high and low temperature alarms cause an alarm signal and have modifiable delay times The dehumidification stop differential establishes the minimum temperature below which dehumidification is interrupted Dehumidification can start again if temperature returns above the value established by the humidification start offset the differential and offset are modifiable Stop dehumidification ON i HEAT 13 0 18 0 20 0 22 0 Heating b 4 C top dehumid diff Low temperature alarm 10 3 Units with two water coils 1 and doling band Start dehumid offset lt 10 C gt Temp set point oF 226001 28 0 26 0 Room temp C lt 10 C gt High temperature alarm These units feature both a hot and a cold water coil Heating can also be perf
3. _______ 95 el e i 11 ets RAMETERS gt e GO o a di 0 S Jd ue i ___________ee 17 2 2122 ee fo ar der del dele dle 9 9 Code 030221426 rel 2 5 dated 30 06 09 26 Standard air conditioners FLSTDMCZOE ESC PRG MAN PRINTER e CLOCK SET POINT PRG USER MANUFACTURER 1 5 o Tf System parameters M 5 F2 0 __ i dl LLCARELEXVDRVER ___ 9 NO ____ vanced 9 Loo __ di LI 5 690 _ io qup Code 030221426 rel 2 5 dated 30 06 09 27 9 V2 Standard air conditioners FLSTDMCZOE 9 EVD400 electronic expansion valve The EVDriver module for the control of electronic expansion valves EEV in pLAN networks allows superheat control on the suction side for more efficient and versatile operation of the unit Efficient because the optimisation and stabilisation of the flow of refrigerant to the evaporator increases the overall performance of the installation at the same time guaranteeing the safety less activations of the low pressure switch less return of liquid refrigerant to the compressor In addition if the EEV is correctly sized the use of floating condensing and evaporation pressure or a low set point significantly increases the efficiency of the installation guaranteeing lowe
4. C Code 030221426 rel 2 5 dated 30 06 09 35 Standard air conditioners FLSTDMCZOE 13 2 Recovery with the cooling devices on direct expansion units When the recovery coil is active the standard cooling devices are only ON if the room temperature exceeds a certain value adding the effect of the recovery coil plus the cooling devices lowers the temperature yet before reaching the set point the cooling devices are switched off again The cooling devices in this case help the recovery function but do not replace it In the following diagram it can be seen how the steps of the cooling devices are shifted to ensure energy savings Temp set point 0 1 COGLING RS 100 225 230 prop 1235 265 1 Boom temp C ir _ P __ _ _ 1 i Dead 7 Dead 7 Proportional band in cooling 2 2 ON ON OFF 23 0 23 5 24 6 24 9 26 5 Room temp C eee ON ON OFF COMP 2 OFF Oto 10 Volt SENI Part load C1 23 0 23 5 24 6 24 9 25 6 26 5 Boom temp C _ RECOVERY __________ 20 ON OFF h b OFF TO to 10 Volt 1 art load C C2 art load C2 23 0 23 5 24 6 24 9 25 1 25 6 26 1 26 5 Room temp C 13 3 Recovery with the cooling devices on units with water coils The following diagram shows how the activation of the cooling coil is shifted to ensure energy savings Temp set point HEAT m COOLING i 100 225 1 230 173 5 26 5 Room temp C ssaa
5. Set point this defines the desired temperature or humidity value the system activates the heating or cooling devices until the temperature or humidity has reached the set point Sleep mode defines the unit OFF status when requested by the Master unit in Automatic rotation mode Step this defines an area of the proportional band temperature or humidity inside which a device is started and at the same time defines the activation and deactivation values for the device 3 point valve modulating valve 3 point valve is a commonly used valve activated by 2 relays one for opening and one for closing a modulating valve on the other hand is controlled by a 0 to 10 V signal and is more precise Upload this is the operation that copies the application software from the computer or the programming key to the flash memory on the pCO board CAREL reserves the right to make modifications or changes to its products without prior notice Code 030221426 rel 2 3 of 07 06 07 50 CAREL INDUSTRIES HOs Via dell Industria 11 35020 Brugine Padova Italy Tel 39 049 9716611 Fax 39 049 9716600 http www carel com e mail carel carel com Agenzia Agency Cod 030221426 rel 2 5 30 06 09
6. Configuration of analogue input 1 pCOXS only Humidifier Humidifier recovery damper Analog Humidif R W Cb Enable analogue humidifier No Yes No Configuration of R W Cc Configuration of analogue input 2 pCO pCO1 only Recovery valve Recovery analog output 2 analogue valve humidifier Recovery damper R W Cd Enable recovery valve CW unit No Yes No enabled Main fan damper R W Cd Enable presence of analogue fan CW unit No Yes No presence Condensation R W Ce Enable condenser control ED unit No Yes No Cond type RW Ce Select type of condenser Single Single separate Output type R W Ce Select type of condenser output Inverter inverter steps Fans number R W Ce Set number of condenser fans for control by steps 1 to 2 1 PWM output conf R W Cf Maximum voltage threshold for Triac 0 to 100 92 Triac Max Triac Min R W Cf Minimum voltage threshold for Triac 0 to 100 70 Pulse width RAN Cf Triac impulse duration m seconds to 10 2 Dehum logic R W Select type of dehumidification operating logic N O N C Comps for dehumid RAN Cg Enable compressors for dehumidification ED unit No Yes No Cooling valve with R W Cg Enable cooling valve with dehumidification CW unit No Yes No dehumid Integr humidif R W Cg Enable built in humidifier not No Yes No Humidifier type R W Ch Select type of built in humidifier Max produz RAN Ch Maximum production 0 to 1000 Board R W Ch Select
7. e T 30 CO 25 aes _______________ __ ____________ 30 Udo 31 EEEO A O 31 with Water Cols iti noia e 32 bes Rainet 32 ARATA OILE tenda 33 12 1 Setting the parameters for selecting the humidifier i 33 122 pde Stean HORN E ENNAN ii MM ii ile 34 AE A E ET T ea ra T NES 35 1321 Recovery without the cooling COV ICES ovaires i a a 39 13 2 Recovery with the cooling devices on direct expansion Uli iaia 36 13 3 Recoverywithine cooling devices 0n UNisWitnWwatercollS apssslio lille alal 36 ATRIDES 37 Condens erian rosin C SL OAN 38 38 lo protesica __ 38 Too ON _ gt 38 1949 Speedup IM MD I M MM IM MEAM M MM M a 39 15 5 Pressure temperature conversion 39 Temperature Setpoint COmMmPEnsalo 39 40 bol pedonali i a 40 0 62 0 eae emcee _____ _6_____ ___ 40 le BEN SAP A Lol PED UTE PON 40 IA ia al AA aaa aaa in 40 booleana 41 bili Pa
8. p MCI Dead Deadz Proportional band in cooling ON RECOVERY COIL MOD COLD WATER VALVE 0 to 10 ON OFF OFF 0 to 10 Volt 23 0 23 5 24 6 24 9 26 5 Room temp C RECOVERY COIL ON OFF COLD WATER VALVE 3 point 23 0 23 5 24 6 24 9 26 5 Room temp C Code 030221426 rel 2 5 dated 30 06 09 36 Standard air conditioners FLSTDMCZOE 14 Outlet limit This function protects the environment and the people inside against excessively cold air so as to ensure comfort and safeguard health A temperature probe must be fitted at the outlet of the air conditioner and the following parameters need to be set Outlet set point and Outlet differential these identify a limitation zone as seen in the following diagram Outlet set point TOTAL LIMITATION 100 VARIABLE LIMITATION LIMITATION OFF Outlet temp C Temp set point Outlet differential N 1 COMPRESSOR 23 0 23 5 26 5 Room temp C COMPRESSOR 2 COMPRESSOR 1 PART LOAD C1 23 0 235 25 0 26 5 Room temp C Room temp C Room temp C Room temp C As can be seen if the outlet temperature is between the outlet set point and the outlet differential the cooling devices are only partially limited to a greater extent the lower the temperature The activation of the limit function in dehumidification mode is different where the modulation zone is skipped because when dehumidifying the cooling devices are alw
9. Other models of humidifier will be added in the future when available PRODUCTION SET POINT maximum hourly production of steam between 20 and 100 of rated production TYPE OF OPTIONAL BOARD 2 equivalent models can be chosen 000 and PCOUMID200 To select the end scale value of the current transformer TAM refer to the rated current of the humidifier displayed on screen Ih in the I O branch 0 5 A 12104 2215 A 32 30A 4 50A 5 70 12 2 Humidity and steam production control The steam production of the humidifier is controlled according to e the humidity e production set on the screen value between 30 and 100 of rated production Humidity control is performed by the program based on the reading of the humidity probe the humidity set point and the humidity differential The program calculates the proportional humidity error ERP 100 P NOM 20 P NOM 0 P NOM 100 ERP 10 ERP 0 ERP The graph of humidifier production control is based on the rated production set production and proportional error ERP ERP proportional humidity error Set production A 100 rated production B 75 rated production C 45 rated production The humidifier has a minimum capacity equal to 20 of the rated production for technical reasons when ERP is between 0 and 20 and increases as the ERP increases until reaching the set production when ERP 100 HUMIDITY RH DIFFERENTIAL Below is a brief descripti
10. R 9 Status of analogue output for condenser fan 1 Volt 0 to 10 Cond fan 1 Cond fan 2 R I9 otatus of analogue output for condenser fan 2 Volt 0 to 10 analog output R la Status of analogue output for humidifier Volt 0 to 10 humidifier Main fan R la Status of analogue output for main fan Volt 0 to 10 Recovery R la Status of analogue output for recovery Volt 0 to 10 Dig outputs 1 3 R Ib Status of digital output 1 OFF ON Dig outputs 1 3 R Ib Status of digital output 2 OFF ON Dig outputs 1 3 R Ib Status of digital output 3 OFF ON Dig outputs 4 6 R Ic Status of digital output 4 OFF ON Dig outputs 4 6 R Ic Status of digital output 5 OFF ON Dig outputs 4 6 R Ic Status of digital output 6 OFF ON Dig outputs 7 8 R Id Status of digital output 7 OFF ON Dig outputs 7 8 R Id Status of digital output 8 OFF ON Dig outputs 9 11 R le Status of digital output 9 OFF ON Dig outputs 9 11 R le Status of digital output 10 OFF ON Dig outputs 9 11 R le Status of digital output 11 OFF ON Dig outp 12 14 R If Status of digital output 12 OFF ON Dig outp 12 14 R If Status of digital output 13 OFF ON Current total R lg Current total steam flow rate kg h Ib hr steam flow Conduct R Ig Conductivity value uS cm Nominal Value R Ih Rated humidity production kg h Ib hr Nom Prod Nom Current R Ih Rated current value A Voltage R Ih Rated voltage value V Cylinder 1 R Operating status of the cylinder OFF Softstart Softstart Stable operation Status Low Prod
11. 7 ___ Operating hour threshold reached for outletfan Code 030221426 rel 2 5 dated 30 06 09 44 AL13 High ambient humidity EE di x 1 Standard air conditioners FLSTDMCZ0E AL19 Recovery water temperature probe faulty disconnected 6 I AL20 Outside air temperature probe faulty or disconnected 1 SOs fixed __ _____ 22 __ AL21 Outlet air temperature probe faulty or disconnected __ _ 2 Ambient humidity probe faulty or disconnected 60 s fixed 23 Condenseripressureprobefaultyordisconnected SO fixed 2 AL24 Condenser2pressureprobefaulty or disconnected __ _ _ 0 ___ 5 CondenserTtemperatureprobefaultyordisconnetted 60s fxed I AL26 Condenser temperatureprobefaultyordisconnetted 60s fxed CS AL27 Built in humidifier high curent ______ _ _ _ __ ____ ___ Humidifee AU28 Built in humidifier water inthe cylinder Humidfee AL29 Built in humidifier low current CO AL30 Clock board absent or not working _ _ po o o mo ALBI Highpressurecicutt Compressor _____ 82 Highprssuecicut2 Comprssr2 ADS Water on the floor _ ys A Auxiliary alarm o AL35 High pressure compressor 1 thermal overload Compressor 1 AL36 Operating hour threshold reached for humidifier _____ _ _ ___
12. EVD40Q EVD400 EVD40Q EVD400 EVD40 3 1 How to assign the pLAN addresses The pLAN addresses must be unique and follow the layout shown above There are various different ways to assign the pLAN address 3 1 1 PGDO terminal To set the address of a PGD terminal the default value is 32 proceed as follows 1 Power up the terminal Press the Up Down ENTER buttons until the display address setting screen is displayed Enter the numeric pLAN address with the Up and Down buttons and then confirm by pressing Enter The No link screen will be displayed If the No Link screen is not displayed press Up Down ENTER again Once the display address setting screen is displayed press Enter 3 times When the adr Priv shard screen is displayed set the correct values and confirm with YES 3 1 2 Setting the address on the pCO pCO Operations required to set the pLAN address on the pCO and pCO boards 1 Power down the pCO board and connect a 4x20 LCD terminal PGDO terminal with pLAN address 0 2 Power up the pCO board by holding the Alarm Up buttons until the pLAN Address screen appears 3 When the pLAN Address screen is shown follow the operations shown i e enter the number 1 2 3 of the pLAN address with the Up and Down buttons and then confirm by pressing Enter Power down the pCO board If necessary assign the correct pLAN address to the external terminal according to the specific system config
13. Modem type RAW Ph Type of analogue modem Tone Pulse Tone New user RAW Pi Enter new User password 0 to 9999 1234 password 15 button terminal 6 button PGDO or Built in terminal MANUFACTURER PROG button MENU PRG button and MANUFACTURER in the menu Password RAW 20 Enter Manufacturer password 0 to 9999 1234 CONFIGURATION gt BMS Network RAN CO Enable BMS No Yes No Printer RAW CO Enable printer No Yes No Select of temp R W CO Select unit of measure for the temperature probes and the parameters SGF aC Clock board R W CO Enable clock board pCO and 0 only No Yes No Type of Unit R W C1 Select type of unit controlled ED CW ED Refrigerant R W C1 Select refrigerant R22 R134a R404a R407C R134a R410A R507c R290 R600 R600a R717 R744 R728 R1270 Compressors R W C2 Number of compressors ED unit 1 2 1 Unloaders R W C2 Number of compressor load steps not pCO ED unit Heating mode R W C2 Heating mode ED unit Heaters Coil Heaters Heaters n RAW C2 Number of heaters ED unit 0 2 Binary 1 Valve RAW C2 Type of valve for heating coil ED unit 0 10V 3 pt 0 to 10 Volt Battery 1 R W Type of coil CW unit C H Cool C H Valve 1 R W Type of coil valve CW unit 0 10V 3 pt 0 to 10 Volt Heating R W C3 Heating mode CW unit Heater Heater Coil 2 Heaters n RAN C3 Number of heaters CW unit 0103 2 Valve 2 RAW C3 Type of valve for heating coil CW unit 0 10V 3pt 0 10 Volt Co
14. Stable operation Wash Activity R Cylinder activity in progress Cylinder OFF Fill Evaporation Drain Drain Drain Alarm Drain for inact Pre wash Total drain Alarm Check Water Fill Period drain Amps R li Current A Cyl 1 Cont R Contactor status cylinder 1 OFF ON 1 1 111 R Fill status cylinder 1 OFF ON Cyl 1 Drain R Drain status cylinder 1 OFF ON Water level R lj Water level cylinder 1 OFF ON Driver 1 R Operating mode of the driver in circuit 1 automatic manual AUTO MAN AUTO EEV Valve Position R Ik Position of the electronic valve in circuit 1 Steps 0 to 100 Power request R Capacity required by circuit 1 0 to 100 Driver 1 R value circuit 1 C SuperHeat Evap Temp R Evaporation temperature circuit 1 C Suct Temp R Suction temperature circuit 1 C Driver 1 R Im Evaporation pressure circuit 1 Bar Evap Press Evap Temp R Im Evaporation temperature circuit 1 C Cond Press R Im Condensing temperature circuit 1 C Driver 2 R In Operating mode of the driver in circuit 2 automatic manual AUTO MAN AUTO EVV Valve Position R In Position of the electronic valve in circuit 2 Steps Power request R In Capacity required by circuit 2 0 to 100 Driver 2 superheat R lo Superheating value circuit 2 C Evap Temp R lo Evaporation temperature circuit 2 C Suct Temp R lo Suction temperature circuit 2 b Code 030221426 rel 2 5 dated
15. The parameter is present only if the load steps have been selected 17 4 Compressor alarms The compressor alarms are divided between two digital inputs except for the ED configuration with 2 compressors on small boards where the alarms are managed by a single digital input When there are two digital inputs these take the meaning of thermal overload high pressure and low pressure When there is just one digital input this takes the meaning of general alarm If one of the alarm inputs is not used it must be electrically closed on the 24 Vac power supply For the electrical connections of the alarm digital inputs refer to the technical manual on the pCO boards 1741 High pressure thermal overload Immediate alarm caused by an external pressure switch or a thermal cutout the digital input switches from closed to open and the compressor is immediately stopped Reset is manual that is the user must press the Alarm button on the terminal to be able to restart the compressor as long as the pressure switch or the thermal cutout have been reset and the digital input is closed After the compressor has stopped the safety times are enabled for this reason after the alarm has been reset the compressor cannot start again immediately 17 4 2 Low pressure Delayed alarm caused by an external pressure switch the opening of the digital input starts two timers if at the end of the time set on the screen the contact is open the compressor stops
16. Uu ML 41 Modulating Valves __ __ 42 191 Three N 42 Iene n 42 20 21 22 23 24 25 26 Willie 42 Manual Geviee manage MeN maialino 42 tenacia 43 2 4 AUIOMO GU NES AIRIS 43 lil 44 bleu 44 i AIMEE S 44 ici 46 i baci 46 MEE UR 46 Se TE ITE Rem 47 25 1 Vanaple MSS 47 Sc cee Pe ie a ther ec 50 Standard air conditioners FLSTDMCZOE 1 Introduction 1 1 Main new features in version 2 0 New functions 1 Implemented compatibility with 03 2 Implemented management of the EVD400 1 2 Units with water coils Direct expansion units 1 3 Introduction and functions performed by the program The Standard air conditioners program can be used with CAREL pCO small medium pCO small medium or pCO small medium boards and manages direct expansion air conditioning units ED or units with water coils The main functions of the program are management of the temperature and the humidity in civil or technological environments management of 1 or 2 hermetic or semi hermetic compressors management of 1 or 2 electric heaters including with binary management up to 3 heating steps modulating heating valves 0 to 10 Volt and 3 point modulating cooling valves 0
17. W Temp offset to restart dehumidificaiom 09 68 RAW Prevent differential pressure __ Gh 69 RW Water recovery temperature setpoint Pe 73 R W Outlet air limit set pino ___ Pa 75 RW Current superheating value driver W 78 R Evaporation temperature ___ 7 R Suctontemperatuedriveri I fe f R Evaporation pressure __ 8 R Condensing temperature Im 82 Current superheating value driver __ lo 83 R Evaporation temperature driver 2 R Suction temperature driver __ lo 85 Evaporation pressure driver __ 86 R Condensing temperature driver __ 87 R Standard air conditioners 25 1 3 Integer variables Analogue output End hour for ON OFF time band 22 154 68 R W 2 1 1218 minutes for ON OFF time band F2 K4 69 RW Analogue output3 21 131 Analogue output4 4 R Currenthour si 5 Current minutes 01 6 SR Way GdR RL Day ofthe week 221 1118 Start hour for humidity time bandZ2___ K8 80 Select ON OFF time bands Monday 0 F1 1 F2 2 F3 C3 3 K5 87 RW Input configuration probe 2 0 cond press 1 1 cond C9 24 RN Select ON OFF time bands Tuesday 0 F1 1 F2 2 F3 temp 1 2 outlet temp 3 FA Input configuration probe 3 0 press 2 1 cond Select ON OFF time bands Wednesda
18. and the alarm is activated If the contact closes again before the timer has elapsed the alarm is not activated and the timer is reset The timers are delay with compressor in stable operation and delay at compressor start The delay in stable operation is always counted while the delay at compressor start is counted only if the input opens immediately on compressor power up and is used to allow time for the fluid to stabilise The two timers are counted one after the other Reset is manual that is the user must press the Alarm button on the terminal to be able to restart the compressor as long as the pressure switch has been reset and the digital input is closed After the compressor has stopped the safety times are enabled for this reason after the alarm has been reset the compressor cannot start again immediately 1743 General alarm This alarm groups all the safety devices on the compressor in one digital input a solution used on small boards with two compressors The alarm is signalled immediately when the digital input opens and stops the compressor Reset is manual that is the user must press the Alarm button on the terminal to be able to restart the compressor as long as the digital input is closed After the compressor has stopped the safety times are enabled for this reason after the alarm has been reset the compressor cannot start again immediately Code 030221426 rel 2 5 dated 30 06 09 40 Standard air conditioners
19. balance the operating hours In practice the rotation function places a unit that is on in Standby and starts a unit in Standby Fixed time rotation is based on a parameter that establishes the time interval between rotations The minimum time that can be set is Oh and in this case automatic rotation is activated every 5 minutes as a test The maximum time is 240h 10 days The time starts counting when the unit with pLAN address 1 is started as this manages the rotation function Rotation may occur following the logic of the pLAN addresses or the operating hours of the units When selecting the logic of the addresses the unit that is on with the highest address switches to Standby and the unit in Standby with the highest address is started When selecting the logic of the operating hours the unit that is on with the highest number operating hours switches to Standby and the unit in Standby with the lowest number of operating hours is started Code 030221426 rel 2 5 dated 30 06 09 43 Standard air conditioners FLSTDMCZOE 22 14 Fixed day rotation With the clock board optional on pCO 0 standard on pCO and pCO the time and every how many days max 7 can be set for performing the rotation of the units The logic is the same as fixed time rotation the only difference is that in this case the actual moment the rotation takes place can be set for a certain day and a certain time 22 1 5 Rotation based on the operating hour
20. dated 30 06 09 28 Standard air conditioners FLSTDMCZOE 10 Temperature control The heating and cooling devices are managed based on the temperature value measured by the room or intake temperature probe The temperature measured is compared against the set temperature set point the devices are enabled based on the difference between the two values The proportional band identifies the air conditioning unit working range and can take different values in heating and cooling mode The dead zone identifies the a zone around the set point in which the devices are not activated The following diagrams show the action of the heating and cooling devices The percentage values indicate the opening of the modulating valves The heating and cooling valve start and end opening parameters correspond to 0 and 100 respectively default values and are different for the two valves if necessary the values can be modified to delay the opening or bring complete opening forward 10 1 Direct expansion units emp set point 100 HEATING 094 0 COOLING 100 di 26 5 1 19 5 225 23 0 om 123 5 0 30 C 5 0 5 Ci 3 0 C i Room temp C Proportional band in heating Deadz Dead a Proportional band in cooling 1 HEATER 1 COMPRESSOR 195 22 5 23 0 23 5 26 5 Room temp C COMP 2 PART LOAD C1 HEATER 1 HEATER 2 21 Room temp C BINARY MANAGEMENT HEAT 3 HEATER 2 HEATER 1 PART C1
21. devices depend on the unit configuration and the selection made by the user The 0 to 10 Volt modulating output for the outlet fan in dehumidification mode is automatically reduced by 5096 modifiable with ON OFF fan control use the digital contact for reducing the speed The following diagrams show the action of the humidification and dehumidification devices The percentage values indicate the opening of the modulating valves 11 1 Direct expansion units Humidity set 100 HUNMIDIFICATION YY 100 48 0 2 0 50 0 2 0 92 01 Ambient humidity Humidification proportional band ehumidification proportional band 1 COMPRESSOR ON OFF CONTACT POSS PART LOAD 48 0 50 0 52 0 Ambient humidity u 100 0 COMP 1 COMP 2 BN o o o ie poss PART POSS PART LOAF 100 BUILT IN HUMIDIFIER 0 48 0 498 500 Ambient humidity Code 030221426 rel 2 5 dated 30 06 09 31 Standard air conditioners FLSTDMCZOE 11 2 Units with water coils In the units with water coils the dehumidification devices are the cold water coils The humidification devices on the other hand are the direct expansion units ON OFF contact modulating 0 to 10 Volt signal built in humidifier and consequently for the operation of these see the previous paragraph Below is a description of the behaviour of the dehumidification devices The percentage values indicate the opening of the modulating valves Note that the cold water coils
22. do not have modulating but rather total activation for dehumidification both with 3 point valves and 0 to 10 Volt valves Humidity set DEHUMIDIFICATION 20 520 Dehumidification proportional band HUMIDIFICATION 2 096 Humidification 100 Ambient humidity Ambient humidity Ambient humidity 11 3 Otherhumidity control functions 48 0 500 i 20 2 0 ehumid band Humid band Ambient humidity 10 0 10 0 Low humidity alarm High humidity alarm The high and low humidity alarms cause a signal on an alarm screen and have a modifiable delay Code 030221426 rel 2 5 dated 30 06 09 32 Standard air conditioners FLSTDMCZOE 12 Built in humidifier Integrated management of CAREL immersed electrode humidifier The pCO pCO pCO boards manage all the functions from the reading of the humidifier parameters to the control of the devices fill drain capacity by relay The humidifier parameters current conductivity level are not read directly but rather using an optional card PCOUMID000 200 The built in humidifier is available for the pCO pCO pCO medium boards only and replaces the electronic controller normally fitted on the humidifier The LCD terminal features screens for controlling the humidifier Humidifiers from 1 5 to 15 kg h single cylinder and 90 kg h two cylinders three phase or single phase with supply voltage from 208 to 5
23. few tenths In the event of a blackout or disconnection of the control unit from the pLAN network the units in the network retum to independent operation and based only on their own probes 23 Alarms The alarms managed by the program are designed to protect the connected devices and provide signals if the control parameters are outside of the range of normal values or if there are faults on the board The alarms may derive from the alarm digital inputs from the probes or from the board The effect of the alarms ranges from signal only to the shutting down of one or more devices to the shutting down OFF of the air conditioning unit Many alarms feature modifiable delays When an alarm goes off the following actions occur the buzzer on the external terminal sounds absent on the Built in terminal and the external PGDO terminal the red LED under the ALARM button comes on the message AL flashes on the Menu screen Pressing the Alarm button mutes the buzzer and displays the alarm screen If there is more than one active alarm once having entered the alarm menu simply use the arrow buttons to scroll the alarms Pressing any other button exits the alarm screen however the events remain saved and are displayed again whenever the Alarm button is pressed To manually reset the alarms and delete the messages simply enter the alarm screen and press the Alarm button again if the cause of the alarms is no longer present digital inputs reset
24. from the button go to Standby mode that is OFF awaiting activation The parameter is automatically limited between 0 and the total number of units set as Present Rotation minus one to guarantee that at least one unit starts IMPORTANT The functions described below cannot be performed if e there are not at least two units selected in Present Rotation mode e number of units in Standby set is equal to 0 The functions are managed by the board with pLAN address 1 if this is disconnected from the pLAN network or shuts down due to a blackout the boards in Standby are activated and the functions in question will be suspended until unit 1 is reset Vice versa switching unit 1 ON OFF from the button or the Remote ON OFF does not stop the network functions 22 1 1 Critical situations The units in Present Rotation mode and in Standby are activated in one of the following critical situations involving the boards that are on e power failure on one of the boards blackout e serious alarm on one of the boards each alarm can be set as Serious or Minor which activates alarm relay number 8 e one of the boards is disconnected from the pLAN network due to the disconnection of the 5485 line e one of the boards is switched off from the button or the remote ON OFF digital input e one ofthe boards is switched off due to an alarm see the table of alarms For each unit subject to one of the situations listed above a board in Standby is aut
25. generated or at certain moments Each record saved to the memory represents an event that can be displayed The log is useful in troubleshooting any faults as it represents a snapshot of the installation at the moment the alarm was generated and may suggest the possible causes and solutions of the faults The program features two types of log the BASIC log and the ADVANCED log 241 Basic log The significant memory space on the pCO boards allows the events to be stored The BASIC log can be enabled with a parameter if the clock board is not fitted optional on the pCO and pCO included on the pCO and pCO the BASIC log is not available No other optional boards are used A maximum number of 100 events can be saved on reaching the one hundredth alarm that is the last space available in the memory the next alarm overwrites the oldest alarm 001 which is thus deleted and so on for the following events The events saved can be deleted by parameter on screen V1 or by restoring the default values The BASIC log screen can be accessed by pressing the ALARM button when screen A4 is displayed and exited by pressing the MENU button Esc when using the Built in terminal and has the following layout HISTORY_ALARMS History alarm HOZ General al compl 12 30 15 08 06 The following data are saved for each alarm corresponding to the status of the air conditioner when the alarm occurred alarm description e time e date e
26. in a setting field increases the value DOWN if the cursor is in the home position top left corner scrolls down the screens in the same group if the cursor is in a setting field decreases the value setting fields confirms the set value and moves to the next parameter the parameters is confirmed by pressing the Enter button PRG ENTER temporarily display the pLAN serial address of the board 2 3 2 PGDO terminal with 15 buttons Description a From any point of the user interface with the exception of the manufacturer group of parameters returns to the Main menu screen MO displaying the unit status readings of the control probes and operating mode len MENU dyes In the group of manufacturer parameters organised into nested sub groups returns to screen for selecting the parameters Goes to the first screen of Maintenance parameters A0 y MAINTENANCE he Maintenance parameters are used to check the operating status of devices and the probes calibrate the readings and run manual operations Goes to the printer menu H1 INPUTS Goes to the first screen of 1 0 parameters 10 AND OUTPUTS The 1 0 parameters display the status of the inputs and the outputs on the board Goes to the first screen of Clock parameters a CLOCK The Clock parameters are used to display set the operating parameters for the clock board and activate the time bands Goes to the first screen of Set point parameters 50 4 SET POINT
27. of foam In the first case when the high level sensor is activated the algorithm stops operation and signals a cylinder full alarm while in the other three cases the humidifier responds by draining the water so as to decrease the level In the event of repeated activations of the high level sensor the algorithm evaluates the possibility that the causes may be due to the presence of foam In this case if after having performed a complete washing cycle complete emptying complete refill complete emptying the high level sensor continues to be activated the controller signals a foam alarm that does not stop operation A crucial point in the operation of the humidifier is the control of any excess current levels In fact whenever voltage is applied to the electrodes in the cylinder after a period of inactivity there may be short but very intense peaks in current If the current is excessive in this initial period the algorithm responds by immediately switching OFF the electrodes and performing a drain cycle If the excess current continues the operation of the humidifier is stopped and a high current alarm is signalled The algorithm also controls the drain cycles signalling a drain alarm if there is no appreciable decrease in current when the drain cycle starts Vice versa a no water alarm will be signalled if there is no appreciable increase in current when the humidifier is being filled with water 13 Recovery coil Recovery is an optional
28. or temperature returned to normal etc the screen disappears the red LED goes off and the message NO ACTIVE ALARMS is displayed If the causes of one or more than one alarm are still present only the alarms whose causes are no longer present are reset while the others remain displayed and the buzzer and the red LED comes on again 23 1 Alarm relay The medium boards allow the possibility of having one relay for the serious alarms and one relay for the minor alarms The small boards group all the alarms on the only relay available The minor alarm relay is closed by any alarm the serious alarm relay is closed only for serious alarms Each alarm managed can be set as serious Serious or minor Not Serious thus determining which relay must be activated For both relays the delay before closing can be set 23 2 Alarm summary table ALO _ compressori Compressor O ALO2 Generalalameompressr __ _ ___ _ _ _____ _____ ALOS ___ compressor Sem Compesori O ALO4 Lowpressurecompressr Sen Compressor O Alo Ouletfanovroad ves ALS y 07 Heatertthermaloveroad ALB ___ Heater 2thermaloverload ALOG ___ Fire Smoke detected po ABO PDityfites fai ALIS Operating hour threshold reached for compresso i ALI6 ___ Operating hour threshold reached for compressor y ___
29. the cursor from the home position top left corner to the setting fields in the setting fields confirms the set value and moves to the next parameter 2 3 3 Built in terminal with 6 buttons ESC 000 OOO displays the alarms mutes the buzzer and deletes the active alarms if the cursor is in the home position top left corner scrolls up the screens in the same group if the cursor is in a setting field increases the value if the cursor is in the home position top left corner scrolls down the screens in the same group if the cursor is in a setting field decreases the value moves to the next parameter the Enter button PRG ENTER temporary display of the board pLAN serial address Code 030221426 rel 2 5 dated 30 06 09 10 Standard air conditioners FLSTDMCZOE 3 pLAN management between boards The pLAN network identifies a physical connection between the boards pCO pCO pCO and the external terminals A rea N etwork The purpose of the pLAN network connection between the boards is to exchange variables according to the logic decided by the program so as the units can operate together The variables exchanged between the boards are established by the program as is the direction of exchange and therefore there are no user settings the only operation required by the user involves the electrical connections Below is a diagram with all the components connected in the p
30. 00 10 0 100 119 5 225 23 0 23 5 26 5 C 350 05 C 0 5 C l ZC Room temp Proportional band in heating i Proportional band in cooling _ 100 100 _____ woo Fan speed Minimum speed 5 0 V AT RE lt 25 uri Maximum speed 10 0 V aM ROM cn TCU RUAN R ACHETER TS gt It should be noted how in dehumidification mode the speed is automatically reduced to the default value of 5 0 V 50 modifiable The minimum and maximum speed can be set as default these are 5 0 V and 10 0 V 21 Manual device management The devices connected to the outputs can be enabled manually without using the timers compressor rotation and independent of the control and probe values In manual mode the only available support is the management of the alarms safeguarding the devices The activation of the analogue outputs in manual mode forces a value between 0 V and 10 V The manual procedure can only be activated if the unit has been switched OFF from the button and ends automatically 30 minutes after the manual activation of the last device or alternatively by disabling manual mode on all the devices During the manual management of the devices the air conditioner cannot be switched ON This operating mode is identified by the message Manual procedure on the last row of the display on the main Menu screen The activation parameters are located in the Maintenance branch screens and are
31. 30 06 09 17 Standard air conditioners FLSTDMCZOE Parameter Type Ref Description UOM Range Default Notes Driver 2 R Ip Evaporation pressure circuit 2 Bar Evap Press Evap Temp Ip Evaporation temperature circuit 2 E Cond Press Ip Condensing temperature circuit 2 C Firmware version Iq Firmware version driver 1 Driver 1 Driver 2 lg Firmware version driver 2 External modem lv Type of modem used GSM modem Status R lv Operating status of the modem Standby Initialisation Searching for GSM 1 to 12 network Standby Alarm Init error PIN enabled error GSM network not found SMS saturation Send SMS Connection Calling Field R lv Signal reception strength of the modem 0 to 100 Time next call R lv Time between two successive calls P ERROR R lv Display presence of permanent error ON GSM modem Dialling number R lv Display number called SET POINT 15 button terminal 6 button PGDO or Built in terminal SET POINT button PRG button and SET POINT in the menu Actual Setpoints R SO Current temperature set point EEE Temperature Humidity R 90 Current humidity set point 9o RH Setpoint RAN S1 Temperature set point see 1 23 0 Temperature Humidity RAN 91 Humidity set point RH see P2 50 0 MAINTENANCE 15 button terminal 6 button PGDO or Built in terminal MAINT
32. 5 1 1 Digital variables ADD 1 R 2 64 3 R AE M 2 RR EN 6 R CR nes EST SEM ME Digital Digital input __ R EGR Humidifier water level contact 12 R TENERE E Ene 4 R Digital output numbert Digital output number __ lb 16 R Digtalottputnumber3 17 R EE 8 R ez 9 R m Digital output number7 j dd 21 R recovery coil Digital output number8 ld 22 R Diitaloutputnumberg __ le 23 R Digital output number10 Digital output number11 le 25 R 28 30 R Configure modulating output 1 0 rec valve I a modulating fan 32 8 33 R Configure modulating output 2 0 recovery valve 34 R IE 35 36 R TRE T 38 R ci TT Lowroomtemperatuealam 2 39 R A 10 R CHE Ti hour threshold alarm compressor 1 42 R 43 R sa snai 44 R Room tem 5 R 16 R_ 8 R Code 030221426 rel 2 5 dated 30 06 09 47 Standard air conditioners Enable outlet limit function ___ Pa Reset alarms from the supervisor Driver 1 disconnected __ A68 124 R W Prier disconnected Cylinder maintenance mandat
33. 75 volts can be managed The program controls the steam production and the humidifier operating conditions based on the humidifier current and ambient humidity signals furthermore it manages and displays all states and alarms 12 1 Setting the parameters for selecting the humidifier The following parameters are required to configure the humidifier e OF HUMIDIFIER ph 12 20V single phase 1 1 20V single phase __ 1 2 230V single phase 727 32 okh 20V single phase red 1022 o gh _____ 208V single phase red __ 2 5 15kh 23V single phase red 2 868 Kg 20V single phase 2 ___ pgs 230V single phase 1 Pgh 200V three phase __ ___1 ___ 12 3 kg h 400 V three phase 2 Code 030221426 rel 2 5 dated 30 06 09 33 Standard air conditioners FLSTDMCZOE PARAMETER VALUE RATED CAPACITY RATED VOLTAGE PHASES NUMBER OF TAM TURNS 45 kg h 230 V 11 _ 45 kg h 400 V three phas 8 48V 1 ______62 5 85 V three phase 1 o 1 208V 21 O B 1 40V 10 9 y 90h 1 0 threephase 1 n sk 40V fthreephase 21 R2 46V 1 8 omn 1 130 kg h 575 V three phase 1
34. 90 PE See threshold Gb AL61 Built in humidifier high conductivity pre alarm delay 1h Oa o o o aooo Builtinhumidifier water drain alam AL64 _ Built in humidifier cylinder ful aarm AL65 ___ Built in humidifier cylinder being depleted signal AL66 Built in humidifier presence offoam 2 2 AL67 ___ Built in humidifier cylinderdepleted __ _ Start Driver 1 LAN Disconnected Compressor 1 stable operation 30 s fixed Start Driver 2 LAN Disconnected us fixed Compressor 2 stable operation 30 s fixed AL O Built in humidifier compulsory maintenance alarm Cylinder 2 Humidifier Built in humidifier recommended maintenance signal Cylinder Humidifier ___ Driver 1 probe 52 faulty or disconnected alam __ Compressori AL73 ____ Driver 1 probe 53 faulty or disconnected alam Compressort AL74 Driver 1 configuration not complete __ _ _ AL75 ___ Driver 2 probe 52 faulty or disconnected alam 5 2 AL76 ____ Driver 2 probe 53 faulty or disconnected alam Compressor2 AL77 Driver2 configuration not complete Compressor 2 Code 030221426 rel 2 5 dated 30 06 09 45 Standard air conditioners FLSTDMCZOE 24 Alarm log The alarm log is used to save the operating status of the air conditioning unit when the alarms are
35. CAREL Standard Air conditioners Application program for pCO pCO pCO pCO 1 iH i S BE i a meri ar p gt pn AR Ls Lino Fo Prg x m 3 ____ Pade field card serial Pe ea de ca me i s TE i gu i n T mm T 4 ind a i Ee END User manual Manual version 2 5 dated 30 06 09 Program code FLSTDMCZOE LEGGI E CONSERVA gt QUESTE ISTRUZIONI lt READ AND SAVE THESE INSTRUCTIONS Technology amp Evolution LEGGI E CONSERVA gt QUESTE ISTRUZIONI lt READ AND SAVE THESE INSTRUCTIONS We wish to save you time and money We can assure you that the thorough reading of this manual will guarantee correct installation and safe use of the product described IMPORTANT WARNINGS BEFORE INSTALLING OR HANDLING THE APPLIANCE PLEASE CAREFULLY READ AND FOLLOW THE INSTRUCTIONS CONTAINED IN THIS MANUAL The appliance this software is intended for has been expressly designed to ensure safe operation provided that the software is installed programmed used and maintained by qualified personnel in full accordance with the instructions contained in this manual all conditions specified and contained in the appli
36. ENANCE button PRG button and MAINTENANCE in the menu FLSTDmCZOE R A0 Display version and date of the software Ver Language RAW AO Current language of the user interface English English Italian French German System informat R Display the version and date of the bios Bios Boot A1 Display the version and date of the boot Running hours A2 Display operating hours of the main fan Main fan Humidifier A2 Display humidifier operating hours Running hours Display operating hours of compressor 1 Compressorl Compressor2 R Display operating hours of compressor 2 Maintenance RAN A5 Enter password 0 to 9999 1234 Password Modify runn hours R W A6 Modify compressor 1 operating hours hours 0 to 99 Oto 0 Compressor1 999 Compressor2 R W A6 Modify Compressor 2 operating hours hours 0 to 99 Oto 0 999 Modify runn hours R W An Modify outlet fan operating hours hours 0 to 99 Oto 0 ventilatore 999 Humidifier hour reset R W An Reset humidifier operating hours No Yes Threshold running R W 7 Operating hour threshold of the devices hours x 0 to 99 99 hours alarm x1000 1000 0 to 999 Probes Setting RAW A8 Condensing pressure probe 1 calibration RH 9 9 to 9 9 0 Pressure 1 Pressure 2 RAW A8 Condensing pressure probe 2 calibration bar 9 9 to 9 9 0 Humidity R W A8 Humidity probe calibration bar 9 9 to 9 9 0 Ambient temp R W A9 Room temperature probe calibration 9 979 9 0 Extern temp R W A9 Outsi
37. FLSTDMCZOE 18 Heaters The heaters are managed as simple ON OFF loads Normally up to 2 heaters with the same output can be managed connected directly to the 2 outputs Binary management is used to manage three heating steps using two outputs This has two possible uses management of 2 loads with different outputs management of 3 loads To use this system an electronic recogniser is required NOT supplied that connected to the outputs both reads the logic and activates the loads The outputs behave in the following mode CODE 2 DIFFERENT LOADS 3 LOADS STEP 1 Relay 1 On Relay 2 OFF Heat 1 ON Heat 2 OFF Heat 3 OFF STEP 2 Relay 1 OFF Relay 2 On 01 Heater 1 OFF Heater 2 ON Heat 1 ON Heat 2 ON Heat STEP 3 Relay 1 On Relay 2 On Heater 1 ON Heater 2 ON Heat 1 ON Heat 2 ON Heat 3 The outputs are activated with a slight delay to avoid simultaneous peaks 18 1 Heater alarms Each heater features a digital input to be connected to a thermal cutout or circuit breaker to signal any anomalies If one of the inputs is not used it must be electrically closed on the 24 Vac power supply The alarm is immediate and is activated when the digital input switches from closed to open the heater is immediately stopped Reset is manual that is the user must press the Alarm button on the terminal to be able to restart the heaters as long as the thermal cutout circuit breaker has been r
38. Heater 2 Close heating valve eater 2 Close heating valve eneral alarm 006 Dehumidification ehumidification ecovery minor alarms General alarms Serious alarms E DOW 0 25 0012 llwatterin DOI jpEmpywaernhumdfer 6 4 Analogue outputs Direct expansion air conditioners ED No pOU pO pOOU SMALL 7 pCO pO pOOU MEDIUM pco umidifier Recovery valve Heating valve Humidification Heating valve Condenser fan 1 ondenser fan 1 Water source air conditioners EET pCO pCO pCO SMALL pCO pCO pCO MEDIUM pcos Cooling valve single valve Cooling valve single valve Humidifier Heating valve Recovery valve Humidification Heating valve Recovery valve Humidification Heating valve pm Recovery vahe Code 030221426 rel 2 5 dated 30 06 09 14 Standard air conditioners FLSTDMCZOE 7 List of parameters and default values The following table describes the parameters in the program with the following information screen code the screen code is shown at the top right to help identify the parameter default value minimum and maximum limits for the settings range unit of measure free column for entering the desired value To find a parameter on the display proceed as follows e Identify the parameter in the following table and the code of the corresponding screen e F
39. LAN pCO pCO pCO Evp4o EVD4od 40 409 EVD40 pLAN 17 19 21 23 2 4 6 18 20 22 24 pCO v 404 40 EVD40d 40 40 EVD40d EVDAOQ EVD40 P X pun FE num EC EACH 25 27 29 31 26 28 30 32 0 cM EU Abo y qe Dea HOC AC Ho E Below is a diagram with the EVD400 driver in a connection while the others components are connected in the pLAN EVD40d 404 400 400 EVD40g EVD40Q EVD400 EVD40 1 2 1 2 1 2 1 2 tLAN pCO pco pco Heg e 1 3 5 7 pLAN 9 11 13 15 2 4 6 8 10 12 14 16 32 pCO pco peo Tre de az 2 1 2 1 2 1 2 400 EVD40 400
40. MAN AUTO Aout 03 Aout 04 Manual Procedure R W Ag Manual activation of modulating outputs 3 4 Volt 0 to 10 0 0 Aout 03 Aout 04 Integr humidifier RAN Ah Activation of pre wash for built in humidifier not pCO No Yes No Pre clean Total drain RAN Ah Activation of total drain not pCO No Yes No Drvl offset probe R W An Driver 1 probe calibration C barg 9 9 to 9 9 0 51 52 53 Drv2 offset probe R W Driver2 probe calibration C barg 9 9 to 9 9 0 51 52 53 Man proc driverl RAW Valve control mode for Driver 1 Auto Man Auto EEV Position Steps Opening RAW Ai Number of manual valve opening steps Driver 1 oteps 0 to 9999 0 Position R Al Display current valve opening steps Driver 1 Steps Man proc driver2 R W Aj Valve control mode for Driver 2 Auto Man Auto EEV Position Steps Opening R W Aj Number of manual valve opening steps Driver 2 Steps 0 to 9999 0 Position R Aj Display current valve opening steps Driver 2 Steps Status driver 1 RAN Ak Manual release Driver 1 when starting No Yes No System s waiting for Go ahead Status driver 2 R W Al Manual release Driver 2 when starting No Yes No System s waiting for Go ahead New maintenance R W Am Enter new Maintenance password 0 to 9999 1234 Password USER 15 button terminal 6 button PGDO or Built in terminal PROG button PRG button and USER in the menu User R W PO Enter User password 0 to 9999 1234 password Limits setpoint R W P1 Minimum and maximum lim
41. The Set point parameters are used to display modify the unit working set point within the limits defined in the configuration Code 030221426 rel 2 5 dated 30 06 09 9 Standard air conditioners FLSTDMCZOE Button Description Goes to the screen for entering the user password 0 l PROGRAM i The user parameters are used to modify the unit operating mode Goes to the screen for entering the manufacturer password 70 MENU PROG The manufacturer parameters are used to configure the unit in terms of the number and type of devices connected enable specific accessories or special functions In pLAN applications with more than one board connected in the network and a shared user terminal switches the INFO user terminal between the different units to display modify the parameters Temporary display of the pLAN address of the current board 9 From printer management screen H1 starts printing screens CO to Silicone rubber buttons on off alarm a Description ON OFF switches the unit on off 2 displays the alarms mutes the buzzer and deletes the active alarms UP ARROW if the cursor is in the home position top left corner scrolls up the screens in the same group if the cursor is in a setting field increases the value ER if the cursor is in the home position top left corner scrolls down the screens in the same group if the cursor is in a setting field decreases ARROW the value M used to move
42. W Threshold for low superheat protection circuit 2 C 0 to 9 9 0 SHeat dead zone R W N4 Superheat dead band C 0 to 9 9 0 Derivative time RAN N4 Derivative time Sec 0 to 99 9 0 Low SHeat int time R W N5 Integral time for low superheat protection sec 0 to 30 0 0 LOP integral time R W N5 Integral time for LOP protection threshold sec 0 to 25 5 0 MOP integral time R W N6 Integral time for MOP protection threshold sec 0 to 25 5 0 MOP startup delay R W N6 MOP protection delay at start up sec 0 to 500 0 Dynamic prop Gain R W N7 Enable dynamic proportional factor Y N N Blocked valve check R W N7 Waiting time for forced closing opening with valve blocked sec 0 to 999 0 Hi TCond prot R W N8 High condensing temp protection threshold SG 0 to 99 9 0 Code 030221426 rel 2 5 dated 30 06 09 24 Parameter Hi TCond int time Type RAV Ref N8 Description Integral time for high condensing temp threshold UOM Sec Range 0 to 25 5 Default 0 Standard air conditioners FLSTDMCZOE Notes TIMES gt resistors Delay time R W TO Outlet fan start and stop delay seconds 0 to 999 10 20 start fan Delay time stop fan Integration time R W 1 Integral time for 1 temperature control seconds 0 to 9999 600 P I only Opening time R W T1 3 point freecooling travel time seconds 0 to 9999 180 3p valve Delay alarm low RAN 12 Low press
43. age values corresponding to the minimum and maximum speeds of the fan can be set between 0 and 10 V if the minimum value set is greater than 0 V when stopping the fan is operated at the minimum speed for 1 0 bar below the condensing pressure set point before switching off as per the diagram above 15 1 Single or separate coil With single coils only one output is activated ON OFF or modulating as desired In the event of units with at least one condenser probe and ON OFF outputs enabled medium boards two ON OFF outputs can be activated in sequence dividing the differential in two With separate coils two distinct outputs are activated one per circuit ON OFF or modulating as desired 15 2 Number of probes It should be stressed first of all that the activation of the fans not only considers the values read by the probes but also the status of the compressors With just one probe and with separate coils the activation of the fans on both circuits is based on the value read by the same probe With two probes and a single coil the activation of the fans is based on the higher value between the two probes With two probes and separate coils the activation of the fans in each circuit is based on the value read by its own probe With no probe the fans are started at the same time as the compressors with a single coil when at least one compressor is on the fans will start with separate coils each compressor controls the fans in its own cir
44. ance installation and operating manual are met Any other use and modification to the appliance not expressly authorised by the manufacturer shall be considered improper Liability for injuries or damage caused by improper use lies exclusively with the user Contents 10 11 12 13 14 15 16 17 18 19 CdC 7 1 1 AMETE A S BIS CIPIT ECRANS 7 1 2 TION SANG rre dons pero med Dy THE prodr AIT inni A 7 1 3 Brolga arch diari 7 eee dae 8 2 1 LEI _______________________ 8 2 2 Fi n 8 2 3 PAIR RR 9 DLAN management hetween Dossena 11 3 1 How to aSsign inepLAN adaresses illo 11 12 Staring for _ _ __ _ _ _6_ 12 COU CODO ION gt ______ _ 6 6_6_6_ 6_6__ esas 13 6 1 DIEA BU E Mu MM M mM MTM I 13 6 2 Analogue IM DUES ssaa lla 13 6 3 NR enti 14 6 4 Analogue OUEDLILS lr iaia la 14 List or parameters and geeraultValiiBSs ice na 15 SCE arca 26 8 1 Of ERR iL 26 EV D400 electronic expansion VaVe _____ 0 28 TODE CONT A 29 Directexpansion unisci 29 MU Uber dee 30 Oso
45. anufacturer configuration branch Hox es aee Manufacturer Password 0000 _____________ ___________ e enter the Initialisation branch oe ce eee i Insert password VO to install default value i Operation done move the cursor to the password setting field enter 1234 and confirm by pressing Enter At the end of the operation the message Operation completed is displayed Code 030221426 rel 2 5 dated 30 06 09 12 Standard air conditioners FLSTDMCZOE 6 List of configurations Both direct expansion ED and water coil CW air conditioners can be managed with pCO pCO7 pCO S pCO small medium boards On power up the program recognises the type and the size of board and consequently arranges the inputs and outputs based on the type of air conditioner ED or CW defined in the manufacturer branch The following diagrams indicate the configuration of the inputs and outputs in the possible combinations The multiple items xxx xxx indicate different possible uses for an input or output the choice is made using the parameters in the Manufacturer branch of screens For the wiring refer to the technical manual on the pCO boards 6 1 Digital inputs Direct expansion air conditioners ED GE pCO pCO pCO SMALL pCO pCO pCO MEDIUM ow pressure C1 Alarm C2 High pressure C1 D4 H 05 7 Air flow alarm 106 ____ Fan thermal overloa
46. ays used at maximum output In practice the devices are switched off only if the outlet temperature is lower than the differential and are started again if the outlet temperature reaches the outlet set point as illustrated in the following diagram Outlet set point LIMITATION OFF OFF OUTLET LIMIT ON TOTAL LIMITATION Outlet temp C 10 15 5 0 C di Outlet differential Code 030221426 rel 2 5 dated 30 06 09 24 Standard air conditioners FLSTDMCZOE 15 Condenser fans Condensing pressure control is available on direct expansion units where the fans are managed based on the pressure in the condenser coil and the status of the compressors and are activated using 0 to 10 V modulating outputs or digital outputs on medium boards The control function is based on the condensing pressure set point and differential as illustrated below Cond pressure set COND PRESS CONT PREVENT HP 14 0 18 0 23 5 24 5 2 0 bar 2 0 bar 1 0 bar Cond pressure bar Cond press differential i Prevent differential differential i I ON lee e 55 uS NS SS OFF N SS Compressor status l I 1 4 TETTE Ee NE Condenser fan status Cond pressure bar Cond pressure differential lt STIRIA Maximum speed 100 lt DH ERE MI Minimum speed 096 The volt
47. chronological number of the event 0 to 100 The chronological number of the event shown in the top right corner indicates the age of the event in the list of 100 events available The alarm number 001 is the first event after the BASIC log was enabled and therefore the oldest If the cursor is moved to the chronological number the history of the alarms can be scrolled using the arrow buttons from 0 to 100 For example from position 001 pressing the down arrow has no effect If 15 alarms have been saved and the log is in position 015 pressing the up arrow has no effect 24 2 Advanced log The events are saved to the 1MB or 2MB memory expansion permanently connected to the board The advantages and characteristics are listed below e Log by event a typical log by event is the alarm log If an alarm is activated the alarm can be saved together with other significant values temperature pressure set point etc e Log by time a typical log by time is the log of temperature pressure values The temperature and pressure values are saved at regular intervals e Log ofthe logs this saves the last alarms temperature pressure values recorded before a serious alarm Unlike the data saved by the event and time logs these data are not overwritten when the memory is full e Possibility to choose the values to be saved and the saving method at any time The WinLoad program can be used to define the values to be saved and the saving method u
48. crease due to the increase in the concentration of salts in the water The conductivity of the water inside the cylinder is measured indirectly by calculating the time required for a complete evaporation cycle This time is then compared against a reference typical for each cylinder and if lower a drain cycle is performed called drain to dilute and then the cylinder is topped up with less conductive mains water The humidifier also features a conductivity meter that measures the conductivity of the mains water entering the appliance during the filling cycles In the case of high conductivity of the supply water the control algorithm first signals a pre alarm that doesn t stop operation and then if necessary an alarm that stops operation This is essential to avoid the introduction of excessively conductive water into the cylinder which may compromise the correct operation of the humidifier Another fundamental element installed at the top of the cylinder is the high level sensor used to detect any water or foam Code 030221426 rel 2 5 dated 30 06 09 34 Standard air conditioners FLSTDMCZOE The high level electrodes may be activated for one of the following reasons over filling of water in the boiler when the unit is OFF due to a leak in the fill solenoid valve high water level when first filling the cylinder high water level following the depletion of the cylinder due to fouling on the plates formation
49. cuit 15 3 Prevent function Prevention of the high pressure alarm when the compressors are OFF Normally the condenser fans only start when the compressors are on but in this case they are forced on so as to lower the pressure and attempt to prevent the high pressure alarm that would shutdown the unit The increase in pressure with the compressors OFF may occur due to radiation on the coil With 0 to 10 V modulating fans there is no modulation in this phase Code 030221426 rel 2 5 dated 30 06 09 38 Standard air conditioners FLSTDMCZOE 15 4 Speed up function To overcome the inertia when starting high power modulating fans at start up they can be operated at maximum speed for a few seconds then the speed decreases to the set value and modulation starts 15 5 Pressure temperature conversion Both pressure probes and temperature probes can be used When using pressure probes the screens in the 1 0 branch show the temperature value corresponding to the pressure for each probe keeping account of the type of refrigerant used as selected by a parameter in the manufacturer branch 16 Temperature set point compensation The temperature set point can be automatically compensated for reasons of comfort Imagine for example a shopping centre where people enter and exit frequently If the inside temperature is 10 C lower than the outside temperature the difference may bother the people inside or affect their health in fact the
50. d MANUFACTURER in the men Switch to unit RAN LO Select the unit to be controlled by the terminal 1 to 8 address Current Unit R LO Display the pLAN address of the board controlled 1108 Code 030221426 rel 2 5 dated 30 06 09 Standard air conditioners FLSTDMCZOE 8 Screens The screens are sub divided into 5 categories e screens not password protected these are located in all the branches except for prog and menu prog and show the values read by the probes the status of the alarms the operating hours of the devices the time and date they are also used to set the temperature and humidity set point and the clock These screens are indicated by the symbol in the following table of parameters e USER screens password protected 1234 modifiable these are accessed by pressing the prog button and are used to set the main functions times set points differentials for the devices connected the screens that relate to functions that are not available are not displayed These screens are indicated by the symbol in the following table of parameters e MAINTENANCE screens password protected 1234 modifiable these are accessed by pressing the maintenance button and are used for performing the periodical checks on the devices calibrating the probes modifying the operating hours and manually activating the devices These screens are indicated by the sy
51. d alarm Fan thermal overload alarm Remote ON OFF Air flow switch alarm Airflow switch alarm S e y O ID 8 Remote ON OFF Remote ON OFF ID 9 Low pressure alarm C1 Lo f ________ 20 Dn lt Hime watertevel 22 1012 J 7 1 6 0 2 1013 fe Thermaloveroadalameond fanti 1074 __ 7 12 1 Water source air conditioners RR _ tt Flood alarm Heater 2 overload alarm Heater 2 overload alarm Fan thermal overload 106 Fan thermal overload alarm Fan thermal overload alarm ooo RemoteONOFF Air flow switch alarm Airflow switchalarm e y O ID 8 Remote ON OFF Remote ON OFF 09 Auxiliary alarm jJWaefowswthaam __ _____ 1012 J rr 11 5200454 A AR 4 6 2 Analogue inputs Direct expansion air conditioners ED Ambient humidity Ambient humidity Outside temperature Recovery temperature Outlet temperature pCO pCO High pressure C2 High pressure C2 Cond temp C2 pCO pC0 Recovery Outlet temperature Cond temp C2 temperature pCO pCO Recovery temperature Humidifier conductivity pCO Outside temperature Outside temperature pCO pCO Room temperature Humidifier current pCO Room temperature __ Room temperature Outlet temperature pCO Outlet temperature Humidi
52. de temperature probe calibration oC F 9 979 9 0 Supply Air R W A9 Outlet temperature probe calibration 9 979 9 0 Temp recup RAW Aa Recovery probe calibration C F 9 919 9 0 Temp cond 1 RAN Aa Cond temperature probe 1 calibration 9 919 9 0 Temp cond 2 R W Aa Cond temperature probe 2 calibration C F 9 919 9 0 Manual Procedure R W Ab Manual activation of digital outputs 1 2 3 OFF ON OFF Dout 01 Dout 02 Dout 03 Manual Procedure R W Ac Manual activation of digital outputs 4 6 OFF ON OFF Dout 04 Dout 05 Code 030221426 rel 2 5 dated 30 06 09 Standard air conditioners FLSTDMCZOE Parameter Type Ref Description UOM Range Default Notes Manual Procedure R W Ad Manual activation of digital outputs 7 8 OFF ON OFF Dout 06 Dout 07 Dout 08 Manual Procedure RAN Manual activation of digital outputs 9 10 OFF ON OFF Dout 09 Dout 10 Manual Procedure R W Ao Manual activation of digital outputs 11 12 13 OFF ON OFF Dout 11 Dout 12 Dout 13 Manual Procedure RAW Af Set the operating mode of modulating outputs 1 2 AUTO MAN AUTO Aout 01 Aout 02 Manual Procedure RAW Af Manual activation of modulating outputs 1 2 Volt 0 to 10 0 0 Aout 01 Aout 02 Manual Procedure RAN Ag Set the operating mode of analogue outputs 3 4 AUTO
53. dehumidification devices are managed based on the humidity value measured by the ambient or intake probe The humidity measured is compared against the set humidity set point the devices are enabled based on the difference between the two values The proportional band identifies the working range of the air conditioning unit and can have different values in humidification and dehumidification modes There is also a fixed dead zone around the set point This dead zone is equal to proportional humidification band 10 for humidification control and proportional dehumidification band 10 for dehumidification control Humidification is available for medium and small only for 0 to 10 Volt modulating output boards only Dehumidification on the other hand is always available either by activating the cooling devices enabled for this function or using a contact for an external dehumidifier or reducing the outlet fan speed In case of medium boards humidification can be managed as follows e built in humidifier e Oto 10 Volt modulating output available on small board too e ON OFF contact Dehumidification can be managed as follows e ON OFF contact for an external dehumidifier or for reducing the outlet fan speed e activation of the compressors including part load operation if present e 100 activation of the 0 to 10 volt or three point modulating cooling valve The voltage free dehumidification ON OFF contact is always managed whereas the cooling
54. e R W G2 Star point to open modulating cooling valve or single valve with recovery see 0 0 to 100 0 50 0 Single valve GO Begin RAN G2 Start and end point to open modulating cooling valve or single valve 0 0 to 100 0 0 0 End 100 0 Cooling valve 3P RAN G3 Start point to open 3 point cooling valve or single valve with recovery see 0 0 to 100 0 50 0 Single valve 3P GO Begin R W G3 Start end point to open 3 point cooling valve or single valve 0 0 to 100 0 0 0 End 100 0 Heating damper R W G4 Start and end point to open modulating heating valve 0 0 to 100 0 0 0 Begin 100 0 End Valve 3P hot RAN G5 Start and end point to open 3 point heating valve 0 0 to 100 0 0 0 Begin 100 0 End Damper Valve RAW G6 Start and end point to open modulating recovery valve 0 0 to 100 0 0 0 recovery 100 0 Begin End ___ Main fan damper RAN G7 Minimum and maximum modulating fan speed V 0 0 to 100 0 0 0 Min speed 100 0 Max speed Dehumid speed RAW G7 Outlet fan speed during dehumidification V 0 0 to 100 0 5 0 Analog humidifier RAN G8 Minimum and maximum analogue humidifier speed V 0 0 to 100 0 0 0 Min speed 100 0 Max speed Low temp limit R W G9 Low temperature limit differential stop dehumidification GSF 07999 50 stop dehumidif Differential Offset R W G9 Temperature offset to restart dehumidification 07999 40 Addict features RAN Ga Disable drain water to reduce set point No Yes No Drain by low s
55. eadings using a shared external terminal WARNING to avoid tampering during operation only qualified personnel must know the password 1 4 The program is compatible with the following devices Compatible hardware pCO codes PCO100 pCO pCO pCO SMALL and MEDIUM PCOT 4x20 LCD for panel installation and wall mounting PCOI 4x20 LCD for panel installation PGDO semi graphic display built in LCD on the pCO and pCO pCO boards Code 030221426 rel 2 5 dated 30 06 09 7 Standard air conditioners FLSTDMCZ0E 2 The user terminal 2 1 Type and operation Three types of terminal are envisaged 1 PGDO semi graphic 6 buttons 4 rows 20 columns connection with telephone cable 2 LCD 15 buttons 4 rows 20 columns connection with telephone cable 3 Built in 6 buttons 4 rows 20 columns pCO pCO only display on board The user terminal can be used to perform all the operations allowed by the program display the operating conditions of the unit at all times and set the parameters It can be disconnected from the main board and in fact is not required for operation 2 2 LEDs 2 2 1 PGDO terminal with 6 buttons LED On One or more active alarm conditions O O e e a Prg button Yellow On Unit on Flashing Unit off from supervisor or digital input All the LEDs not described and located underneath the remaining 4 buttons indicate the correct power supply to the instrument Togethe
56. eat Alarms delay R W Fa LOP alarm delay seconds 0 to 3600 120 LOP Alarms delay R W Fa MOP alarm delay seconds 0 to 3600 0 MOP Alarms delay R W Fb Probe alarm delay 0 to 100 60 Delay probe error CAREL EXV DRIVERS Autosetup gt Circuit EEV Ratio R W 00 Percentage ratio between cooling capacity and Driver capacity 0 to 100 60 for startup opening Compressor type R W Q1 Type of compressor or unit See manual EVD400 Capacity control RAN Q1 Type of capacity control See manual EVD400 Capacity control R W Q2 Type of exchanger in cooling mode See manual Cool EVD400 Minimum satured R W O3 LOP protection threshold 6 70 0 to 50 0 2 0 temperature Cool Mode i cn Maximun satured RAN 04 MOP protection threshold AG 50 0 to 90 0 12 0 temperature Cool Mode High SuperHeat alarm R W Q5 High superheat alarm threshold SG 0 0 to 99 9 20 0 threshold CAREL EXV DRIVERS Advanced Circ EEV Ratio RAW NO Percentage ratio between cooling capacity and Driver capacity 0 to 100 0 Prop Gain RAN N1 Proportional gain 0 0 to 99 9 0 Integral time RAW N1 Integral time sec 0 to 999 0 SuperHeat set Cl R W N2 Superheat set point circuit 1 SU 2 0 to 50 0 0 Low SuperHeat R W N2 Threshold for low superheat protection circuit 1 C 0 to 9 9 0 SuperHeat set Cl R W Superheat set point circuit 2 D 2 0 to 50 0 0 Low SuperHeat R
57. esday 0 to 7 current weekday Clock R W K1 Enter Clock password 0 to 9999 1234 password On off timezones R W K2 Enable temperature humidity ON OFF time bands No Yes No Temp timezones Humid timezones On off timezones R W K3 Start and end hour for the ON OFF time bands F1 1 and F1 2 0 to 23 9 13 14 2 1 1 1 1 2 On off timezones RAN K3 Start and end minutes for the ON OFF time bands F1 1 and F1 2 0 to 59 0 0 0 0 F1 1 F1 2 On off timezones RAN Start and end hour for the ON OFF time band F2 0 to 23 14 21 F2 On off timezones RAN Start and end minutes for the ON OFF time band F2 0 to 59 0 0 F2 On off timezones R W Kb Select ON OFF time bands F1 F2 F3 F4 for each day F1 to F4 F2 Mon Thu Sun Temp setpoint R W K6 Start hour for temperature bands 1 and 2 0 to 23 0 6 ON Z1 22 Temp setpoint RAN K6 Start minutes for temperature bands 1 and 2 0 to 59 0 0 ON Z1 Z2 SET R W K6 Set point for temperature time bands 1 and 2 see PI 23 0 Temp setpoint R W K7 Start hour for temperature bands and 4 0 to 23 12 18 ON Z3 Z4 Temp setpoint RAN K7 Start minutes for temperature bands 3 and 4 0 to 59 0 0 Code 030221426 rel 2 5 dated 30 06 09 15 Standard air conditioners FLSTDMCZOE Parameter Type Ref Description UOM Range Default Notes ON 23 24 SET R W K7 Set poi
58. eset closing the digital input Code 030221426 rel 2 5 dated 30 06 09 41 Standard air conditioners FLSTDMCZOE 19 Modulating valves 19 1 Three point valves These are valves with 3 electrical contacts in addition to the power supply common open and close These contacts must be connected to the two relays on the pCO boards the opening relay and the closing relay Based on the activation time of the relay the opening of the valves ranges from 0 to 100 with a travel time called the running time time used to totally open or close this is a characteristic of the valve The relays are never activated at the same time so the valves either open close or are OFF The degree of opening of the valves is calculated based on the proportion between the temperature differential and the running time when the room temperature is equal to the set point the valves are closed then the more the temperature moves away from the set point the more the valves will open up to the maximum when the temperature is greater than or equal to the set point the differential During operation many partial openings and closings are performed and the program knows the degree of opening of the valves at all times by adding and subtracting all the partial times complete since the board was powered on 1911 Realignment As can be imagined the 3 point valves are not easily managed by the program as there is no feedback to precisely know their exac
59. etp Inactivity drain RAN Disable drain due to extended humidifier standby No Yes No Periodic flushing R W Ga Disable non serious alarm messages on humidifier No Yes No Addit features R W Gb Enable drain without power N Y N Unpowered drain Cylinder warning R W Gb Enable cylinder depleted messages NN N Code 030221426 rel 2 5 dated 30 06 09 22 Standard air conditioners FLSTDMCZOE Parameter Type Ref Description UOM Range Default Notes Addit features R W Gc Cylinder lifetime limit h 0 to 4000 1500 Cyl maint warn Flush period R W Gc Interval between two periodicals drain cycles h 1 to 120 24 Inactiv drain RAN Gc Days to wait for drain due to inactivity G 1 to 199 3 Addit features RAN Gd Delay time in shutdown sec to 120 0 Time to off Force Cond R W Gd Water conductivity 0 automatic measurement uS cm 0 to 2000 0 Thresh conduct RAN Ge High conductivity warning limit uS cm 0 B6 2000 Warning Alarm R W Ge High conductivity alarm limit us cm B5 2000 1500 Humidifier R W Gf Set percentage of time for drain to dilute 50 to 200 100 Percentage timing Drain resp H3 RE 2 Evap resp H4 R W Gf Set frequency of drain cycles to dilute 50 to 200 100 Pressure probe R W Gg High pressure alarm set point bar 99 9 to 99 9 239 High thresh Di
60. ffer HP RAN Gg High pressure alarm differential bar 99 9 to 99 9 1 0 Condensation R W Gh Condensing pressure set point bar 99 9 to 99 9 14 0 Setpoint Different R W Gh Condensing pressure differential bar 99 9 to 99 9 2 0 Speedup time R W Gh Modulating condenser fan speed up time seconds 0 to 999 2 Condensation R W Gi Condensing temperature set point IPSE 99 9799 9 55 0 Setpoint Different R W Gi Condensing temperature differential Oy ea 99 9799 9 1 0 Speedup time R W Gi Modulating condenser fan speed up time seconds 0 to 999 2 Condens fans R W Gj Minimum and maximum modulating condenser fan speed Volt 0 to 10 0 0 0 10 0 Low speed High speed Hp cond prevent R W Gk Enable high pressure alarm Prevent function No Yes No enabled Setpoint R W Gk Prevent function pressure set point Bar 99 9 to 99 9 20 0 Different RAN Gk Prevent function pressure differential Bar 99 9 to 99 9 2 0 Hp cond prevent RAW Gl Enable high pressure alarm Prevent function No Yes No enabled Setpoint RAW Gl Prevent function temperature set point SE ae 99 9199 9 70 0 Different R W Gl Prevent function temperature differential 99 9199 9 1 0 Master control RAN Gm Enable Carel network Master Control function No Yes No enable Rotation type R W Gn Unit rotation mode in the pLAN Automatic Auto Time bands Operating hours Stand by units R W Gn Number of units set in Standby mode 0 No units in 0 present rotation mode Rotation time RAN G
61. fier conductivity pCO pCO Recovery temperature pCO B7 B8 Humidifier current pCO pCO Outside air temperature pCO Code 030221426 rel 2 5 dated 30 06 09 13 Standard air conditioners FLSTDMCZOE Water source air conditioners pCO pCO pCO SMALL pCO pCO pCO MEDIUM pco Ambient humidity Ambient humidity Ambient humidity o Recovery temperature Humidifier conductivity pCO B6 Outside temperature Outside temperature pCO pCO Room temperature Humidifier current pCO Room temperature Room temperature er FREE Humidifier conductivity pCO pCO Recovery temperature pCO Humidifier current pCO pCO Outside temperature pCO 6 3 Digital outputs Direct expansion air conditioners ED pCO pCO pCO SMALL pCO pCO pCO MEDIUM pcos Outlet fan No 006 ___ Dehumidification Dehumidificaion _ o DO 7 Recovery Recovery minor alarms General alarms Serious alarms Cond fanC1 Cap control C 1 2 0010 2 control C2 DOM __ _ _ _ ee e 1 e i fee il DO 12 Fill water in humidifier DO 13 idifi Water source air conditioners No pCO pCO pCO SMALL pCO pCO pCO MEDIUM 0 utlet fan Open cooling single valve Open cooling valve Close cooling single valve Close cooling valve Heater 1 Open heating valve Heater H D R Empty water in humidifier
62. fset 96 RH 0 to 100 0 20 0 to Low offset 30 0 High offset Air temp supply RAW Pa Enable outlet limit function No Yes No limit enable Setpoint R W Pa Outlet air set point for the limit function C F 999 9T999 9 12 0 Differenz R W Outlet air differential for the limit function C F 999 9T999 9 4 0 Sel type alarm RAN Pb Assign type of alarm Serious Minor from 101 to 120 S 1 2 5 6 9 S others 1 Sel type alarm RAW Pc Assign type of alarm Serious Minor 1 2 from AL21 to AL40 5 1 2 26 5 others 1 Sel type alarm R W Assign type of alarm Serious Minor from AL41 to 160 5 1 2 All 1 Sel type alarm R W Pe Assign type of alarm Serious Minor 1 2 from AL61 to 169 5 1 2 All 1 Identific number R W Pf Board identification number for supervisor network 0 200 1 for BMS Network Comm speed RAW Pf Board communication speed for supervisor network Baud Rate 1200 19200 1200 Protocol type RAW Pf Select serial communication network CAREL CAREL Modbus Lon RS232 GSM Max phone n R W Telephone numbers entered for the analogue modem 1 4 1 Mobile number RAN Pg Enter telephone numbers for the analogue digital modem to 9 77 0 1 2 R W Pg Number of rings for the digital modem 0to9 0 Modem password R W Access password for the pCO analogue digital modem from or cellular 0 to 9999 0 phone SMS Modem rings R W Ph Number of rings for the analogue modem 0109 0
63. function an additional cooling coil that uses water from an external source e g evaporative tower is activated if the water temperature that flows through the coil is quite low This is used to save the running costs of the installation The coil is activated using an ON OFF contract or with 0 to 10 Volt modulating control The following diagram shows the conditions for the activation of the recovery coil there must be a cooling requirement and the recovery water temperature must be less than the Recovery set point Recovery differential Temp set point COOLING DEMAND 0 295 3 C 26 0 1 Room temp C Dead z Proportional band in cooling Recovery set 12 0 256 Recovery differential RECOVERY ENABLED Recovery temp C OFF ON OFF Recovery coil status 13 1 Recovery without the cooling devices In reference to the conditions illustrated in the previous diagram only the recovery coil is activated while the standard cooling devices are not on as can be seen in the following diagram the entire cooling proportional band is covered by the recovery coll Temp set point HEATING COOLING 100 1 090 0 100 119 5 22 51 23 0 26 5 ee temp 3 C 20 56 pica 3 C C Proportional band in heating Dead z Dead 7 7 Proportional band in cooling RECOVERY ON OFF CONTACT 23 0 23 5 26 5 Room temp C RECOVERY VALVE 0 to 10 V 100 0 23 0 23 5 26 5 Room temp
64. g capacity 17 2 Rotation The rotation of the compressors follows F I F O logic first in first out The compressor that starts first is the first to stop and the last to stop is the last to start The aim of this function is to balance the operating hours of the compressors 17 3 Times 17 31 Minimum on time This sets the minimum time in seconds that compressors operate when activated Even if called to stop the compressor can only be deactivated after this time 17 3 2 Minimum off time This sets the minimum time in seconds that the compressors remain OFF If called to start the compressor can only be activated after this time 17 3 3 Minimum time between starts of different compressors This represents the minimum time in seconds that must elapse between the start of one device and the next This time is used to avoid simultaneous starts that would cause excessive peak energy consumption 17 3 4 Minimum time between starts of the same compressor This establishes the minimum time in seconds that must elapse between two starts of the same device This parameter is used to limit the number of starts per hour If for example the maximum number of starts hour allowed by the manufacturer is 10 simply set a time of 360 seconds to ensure this limit is observed 17 3 5 Minimum capacity control start time This establishes the minimum time that must elapse between the start of the compressor and the activation of part load operation
65. gram the same used to upload the program software to the pCO boards Code 030221426 rel 2 5 dated 30 06 09 46 Standard air conditioners FLSTDMCZOE 25 Supervisor The unit can be connected to a local or remote supervisor or telemaintenance system The accessories available for the pCO boards include an optional RS485 serial communication interface supplied separately from the pCO board for the installation of the optional serial communication boards see the pCO installation manual The software can manage the following supervisor protocols e CARE e Modbus e LonWorks using the special optional board e rend using the special optional board e BACnet using an external gateway or PCO WEB If the serial communication values are set correctly such as the serial address and communication speed the unit will send the parameters shown in the following table Setting the serial identification number to 0 disables the serial supervisory system Below is the list of the variables that are managed by the supervisor 25 1 Variable database A specific communication database is featured that includes all the more important program variables from the values read by the probes to the parameters set on the screens The following table describes the database divided into digital integer and analogue variables indicating for each its description address and type that 15 read only or modifiable from the supervisor RAW 2
66. its of the temperature set point C F 999 97999 9 99910999 temperature Min Max Limits setpoint RAN P2 Minimum and maximum limits of the humidity set point RH 0 0 to 100 0 00101000 humidity Min Max Temperature RAW Proportional heating and cooling temperature bands 0 07100 0 30 30 Cool differ Heat differ Neutral zone R W Temperature dead zone SCE 0 0799 9 00 Dehumid band RAN P4 Proportional humidification and dehumidification bands RH 0 0 to 99 9 20 20 Humidity Show language RAN P5 Display language screen on board power up No Yes Yes mask at start up Keyboard on off RAN P5 Shutdown unit from button No Yes No En remote On Off R W P5 Enable ON OFF from remote No Yes No Recovery setpoint R W P6 Recovery set point GEF 01680 12 Compensation RAN P7 Enable compensation No Yes No Setpoint R W P7 Compensation set point Code 030221426 rel 2 5 dated 30 06 09 19 Standard air conditioners FLSTDMCZOE Parameter Type Ref Description UOM Range Default Notes Band R W P7 Compensation band Offset R W Compensation offset Temperature alarm R W P8 High and low room temperature alarm offset C F 999 9T999 9 10 0 to Low offset 10 0 High offset Humidity alarm RAN P9 and low ambient humidity alarm of
67. maximum difference between the inside temperature and the outside temperature for optimum comfort should not exceed 6 C The compensation function in this case increases the set point by 4 C consequently increasing the temperature of the centre and in this way the difference between the inside temperature and the outside temperature does not exceed 6 C To use the compensation function a temperature probe is installed outside The function is managed based on the values of the compensation set point differential and offset parameters as shown in the following diagram Compensation set point 2 C Compensation offset 29 0 8 0 Outside lt Tompensation proportional band temperature C ee ha dead 23 0 C Temperature set point C Code 030221426 rel 2 5 dated 30 06 09 39 Standard air conditioners FLSTDMCZOE 17 Compressors The compressors are managed as simple ON OFF loads A maximum of 2 can be managed and each can feature capacity control In total then the compressors load steps give 4 cooling steps 17 1 Capacity control This operates with normally open relay or N C normally closed relay logic The steps are activated with a settable delay after the compressors The steps are only available on medium boards In dehumidification mode the steps are activated together with the compressors to achieve the maximum coolin
68. mbol in the following table of parameters e CLOCK screens password protected 1234 modifiable these are accessed by pressing the clock button and are used to set and activate the temperature and humidity time bands These screens are indicated by the symbol in the following table of parameters MANUFACTURER screens password protected 1234 modifiable these are accessed by pressing the menu prog buttons and are used to configure the air conditioning unit enable the main functions and select the devices connected These screens are indicated by the 2 symbol in the following table of parameters 8 1 List of the screens The following list shows the screens available on the display The columns in the table represent the loop of screens with the first screen 0 BO being the one that is displayed when pressing the corresponding button after which the arrow buttons can be used to scroll the other screens The codes Ax Bx Cx are displayed in the top right corner of the screens making them easy to identify The meaning of the symbols is explained in the previous paragraph The annotation PSW indicates screens that are protected by password PRG MAN PRINTER CLOCK ai SET POINT PRG USER MANUFACTURER A 0 SA PSW Z0 2 pp 18 8 Eel o M onu K _
69. n Automatic rotation interval for units in pLAN Hours 1 to 240 24 Timezones units RAW Go Hour of automatic rotation for units in pLAN Hours 0 to 23 22 Rotation time Timezones units RAW Go Minutes of automatic rotation for units in Minutes 0 to 59 00 Rotation time Every days R W Go Interval in days for automatic rotation in pLAN network Days 1 to 7 3 Force unit by RAN Gp Enable force units on function in pLAN No Yes No temperature Delay low temp R W Gp Force on delay for high and low room temperature Minutes 0 to 999 3 3 Delay high temp Force unit by R W Gq Differential to force unit on in network for low room temperature o F 0799 9 8 low temperature Differential Offset RAN Gq Offset to force unit on in network for low room temperature 0799 9 4 Force unit by RAN Gr Differential to force unit on in network for high room temperature Ges ok 0199 9 8 high temperature Differential Offset R W Gr Offset to force unit on in network for high room temperature 0799 9 4 CAREL EXV DRIVERS System parameters Number drivers RAN FO Number of drivers connected Battery Driverl R W FO Type of EVD driver 400 pLAN 400 pLAN 400tLAN Battery Driver2 RAN FO Enable driver battery N Y N Type drive EVD R W F1 Type of driver probes See EVD400 manual Type of valve R W F2 Type of valve See EVD400 CAREL Code 030221426 rel 2 5 dated 30 06 09 23 Standard air conditioner
70. nfiguration of RAN C4 Configuration of digital input 5 not Flood Dirty Dirty digital input 5 filters filters omoke fire Configuration of RAW C5 Configuration of digital input 12 not pCO Smoke fire digital input 12 Flood Configuration of R W C6 Configuration of digital input 1 not Smoke fire digital input 1 Code 030221426 rel 2 5 dated 30 06 09 20 Standard air conditioners FLSTDMCZOE Parameter Type Ref Description UOM Range Default Notes Flood Configuration of R W C7 Configuration of digital output 7 not pCO Recovery valve digital output 7 Minor alarm Configuration of R W C8 Configuration of analogue input 1 pCOXS only Ambient humidity Ambient analog input 1 Outside humidity temperature Recovery temperature Configuration of R W C9 Configuration of analogue input 2 pCOXS only Outside Outside analog input 2 temperature temperatu Recovery re temperature Configuration of RAN C9 Configuration of analogue input 2 not pCO Pressure circ 1 analog input 2 Temperature circ 1 Outlet temperature Configuration of R W Ca Configuration of analogue input not pCO Pressure 2 analog input 3 Temperature circ 2 Recovery temperature Analog outp 1 R W Cb Configuration of analogue input 1 not 0 Recovery valve analogue fan Analog outp 1 R W Cb
71. nly Ext temp probe R W Cm Enable outside temperature probe No Yes No Type R W Cm of signal from the outside temperature probe NTC PT1000 NTC pCO pCO only Recovery probe R W Cm Enable recovery probe No Yes No Type R W Cm of signal from the recovery probe NTC PT1000 NIC pCO pCO only Cond 1 temp RAW Cn condenser 1 temperature probe No Yes Yes Type RAW Cn Type of signal from the condenser 1 temperature probe NTC PT1000 NIC pCO pCO only Cond 2 temp RAW Cn Enable condenser 2 temperature probe No Yes Yes Type RAN Cn Type of signal from the condenser 2 temperature probe NTC PT1000 NIC pCO pCO only Units configurat RAW Co pLAN connection class of boards 1 3 Present rotation Present Ul Present no rot no rot U2 Not present U3 U4 R W Cp connection class of boards 4 6 Present rotation Present US Present no rot no rot U6 Not present 07 RAN connection class of boards 7 8 Present rotation Present 08 Present no rot rot Not present PARAMETERS gt recovery valve RAN GO Enable recovery valve No Yes No Rotation Comp R W G1 Enable FIFO rotation between compressors No Yes No Regulation type R W G1 Type of temperature control Prop P I Proportion al Unload Logic R W G1 Logic of the part load contact N C N O Cooling valv
72. nt 1 rotation 2 present rotation pLAN connection class board 2 0 not present 108 1 present no rotation 2 present rotation pLAN connection class board 3 0 not present 109 RE pLAN connection class board 4 0 not present Cp 110 RAW cae ae a pLAN connection class board 5 0 not present 111 222 d Bd d pLAN connection class board 6 0 not present Cp 112 RAW pLAN connection class board 7 0 not present 113 RAW present no rotation 2 present rotation pLAN connection class board 8 0 not present 114 present no rotation 2 present rotation Valve position diver Valve position driver2 __ R pCO size 17 Extra large N C 13 Extra large 0 119 hour for ON OFF time band F1 1 60 RAW 12 5 11 Medium 10 Large pCO type 0 2 pC02 1 pC01 3 pCOC 4 pCOxs 5 pCOOEM 6 7 pC03 version fig to version 22 we iii KA 66 RAW Code 030221426 rel 2 3 of 07 06 07 49 26 Standard air conditioners Glossary Branch loop series of screens that concern the same subject and that can be reached easily by simply pressing the arrow buttons the branch is accessed by pressing one of the buttons on the terminal which displays the first screen in the loop Buffer memory memory on the board used to save the default values selected b
73. nt for temperature time bands 3 and 4 see P1 23 0 Humidity setpoint RAW K8 Start hour for humidity bands 1 and 2 0 to 23 0 6 ON Z1 22 Humidity setpoint RAN K8 Start minutes for humidity bands 1 and 2 0 to 59 0 0 ON 21 22 SET R W K8 Set point for humidity time bands 1 and 2 see P2 23 0 Humidity setpoint R W K9 Start hour for humidity bands 3 and 4 0 to 23 12 18 ON 23 24 Humidity setpoint RAN K9 Start minutes for humidity bands 3 and 4 0 to 59 0 0 ON 23 24 SET RAN K9 Set point for humidity time bands and 4 see P2 23 0 New clock R W Ka Enter new Clock password 0 to 9999 1234 password INPUTS OUTPUTS 15 button terminal 6 button PGDO or Built in terminal INPUTS OUTPUTS button PRG button and INPUTS OUTPUTS in the menu Analog inputs R 0 Pressure probe circuit 1 also displays the corresponding temperature value Bar Screen C9 Prl Pr2 R 0 Pressure probe circuit 2 also displays the corresponding temperature value Bar Screen Ca Amb humidity R 0 Ambient humidity probe Screen Cc Analog inputs R Room temperature C F 30T80 C Room temp Supply air R 1 Outlet temperature probe CF 30180 C Extern temp R Outside temperature probe C F 30780 C Analog inputs R I2 Recovery probe C F 30180 C Recovery Temp cond 1 R 2 Condensing temperature probe circuit 1 C F 30T80 C Temp cond 2 R 2 Condensing temperature probe circuit 2 C F 30T80 C Dig inputs 1 3 R Status of digital inpu
74. nu by pressing the Enter button 2 software presentation screen will be displayed showing the code the version and the date Press the Enter button to move the cursor to the last row 3 select the desired language using the Up or Down buttons 4 press the Enter button to confirm 5 Starting for the first time After having checked the connections between the various boards and terminals power up the pCO board boards On power up the software automatically installs the default values chosen by CAREL for the unit configuration parameters This section explains how to restore the default values and to return to the starting conditions When starting for the first time this operation is not required The following procedure is used to restore all the configuration parameters to the default values selected by CAREL CAUTION this procedure irreversibly deletes any programming performed by the user As resetting the default values is an operation that involves each pCO board when more than one board is present the procedure must be repeated for the all the boards The procedure is identical for all the boards Proceed as follows e press the menu and prog buttons on the LCD terminal at the same time go to the manufacturer branch on the PGDO terminal When pressed the LEDs corresponding to the menu and prog buttons will come on e enter the password using the arrow buttons and press Enter this enters the m
75. omatically activated to restore the number of units on If for example two units break down or are disconnected the program starts two Standby units when one of the units in the critical situation is reset this is started again and the spare unit returns to Standby mode If a critical situation occurs on the Standby unit nothing happens at a pLAN level except for the alarm signal on the unit in question 22 1 2 Forcing A unit in Present Rotation mode and in Standby is activated automatically in the event where a unit that is on cannot manage to reach the temperature set point in a certain time due to the excessive thermal load Each unit on in this situation can request the activation of a Standby unit The parameters to be set for the forcing function are the Differential Offset and Delay which are different for heating and cooling The following diagram illustrates the function Forcing delay in cooling Forcing delay in heating 12 0 Room temp C 16 0 4 C 3 C 4 C lt gt I Forced heat offset Heating band Forced cool offset 9 C Forced cooling differential 8 C Forced heating differential 221 3 Fixed time rotation In an installation made up of units on and units in Standby differences occur in the operating hours that cause the first to age before the others To overcome this situation the pLAN network can rotate the operation of the units so as to
76. on of the algorithm embedded in the bios for the management of a humidifier with 1 or 2 immersed electrode cylinders In this type of humidifier the steam is produced by boiling the water contained inside the cylinder This occurs by simply filling the cylinder with water and applying a voltage to the electrodes According to the Joule effect the current will tend to heat the water until it boils The current that runs through the electrodes in the cylinder depends essentially on the voltage applied to the electrodes the conductivity of the water inside the cylinder and the level of the water The aim of the algorithm is to maintain the current that runs through the electrodes at a reference value so as to ensure the percentage of steam production required according to the readings of the humidity probes and the parameters set by the user During evaporation the level of the water falls and as the current is directly proportional to the quantity of water present in the cylinder to keep it constant the cylinder would need to be constantly filled with minute quantities of water To avoid this the current is maintained within a certain range around the reference value by repeated water fill evaporation cycles As well as the level of water in the cylinder the other factor that determines the current level is the conductivity of the water inside the cylinder In fact during the fill evaporation cycles the conductivity of the water will tend to in
77. ormed using the electric heaters The following diagram shows the behaviour of the cooling devices while for the heating devices refer to the paragraph on the direct expansion units 1 HEATING 10 22 51 100 119 5 30 Proportional band in heating 10096 096 Start opening point 0 screen dd End opening point 100 23 0 10 4 Units with one water coil 3C vari y COOLING e Mo 0 123 5 100 26 5 Room temp C 3 C i Proportional band in cooling COLD WATER VALVE 0 to 10 Volt uu uum ML Room temp 0 aee x PE COLD WATER VALVE 3 Point 100 26 2 Room temp 3 point valve running time In the units with just one water coil this coil manages both the heating and cooling functions depending on the water that flows through the coil In practical terms it is the same as if there were two separate coils The operation of the coil depends on a Cooling Heating digital contact that informs the board if the water is hot or cold if the type of water circulating corresponds to the requirement the valve is modulated to control the temperature Heating can also be performed using the electric heaters or if necessary a heating coil For details on the operation of the coil and the heaters refer to the previous paragraphs Code 030221426 rel 2 5 dated 30 06 09 30 Standard air conditioners FLSTDMCZOE 11 Humidity control The humidification and
78. ory A70 126 ome O High conductivity alam A60 128 RW Hur low production HE LEO AM Drain alarm humidifier CET am ee Cylinder _______ A65 133 RW Foaminthe humidifier o A66 134 RW Unit state On Off Unit in cooling mode Unit in heating mode Unit type 0 ED 1 CW Enable built in humidifier Enable CAREL Master Control Unit ON OFF from supervisor J Configure digital output 7 0 recovery valve 1 minor C7 alarms 25 1 2 Analogue variables Ambient humidity probe reading PIEI m0 Pressure probe treading TR Pressure probe 2reading __ 3 RP Room temperature probe reading m0 Outlet air temperature probereading M 5 R Outside temperature probe reading Ht 6 R Condensing temperature probe treading 017 R Condensing temperature probe 2 reading 2 8 R Water recovery temperature probereadig 12 9 R Outlet air 40 RW Code 030221426 rel 2 5 dated 30 06 09 48 Min condenser fan speed condensing esse et pant ora High room temperature 78 53 RAW Low room temperature alarm offset 54 RAW High ambient humidity alarm offset 79 55 RW Low ambient humidity alarm offset P9 56 RAW End point for opening modulating humidifier output G8 60 R W Maximum pressure probe 2 value Ck 66 R
79. password protected Code 030221426 rel 2 5 dated 30 06 09 42 Standard air conditioners FLSTDMCZOE 22 Switching the unit on and off L accensione dell unit pu essere fatta in due modi a seconda del terminale che si sta utilizzando The switch on unit is different among the different display e PGDO6 keys or Built in key PRG jump into main menu scroll menu until On Off Unit enter on the on off mask e PGD15keys key On Off 22 1 Automatic unit start up and standby The boards connected in the pLAN network have the advantage of being able to be managed directly by the program in certain critical situations that is if anomalies occur alarms blackout or alternatively due to the Rotation and Forcing functions The program bases its action on a number of parameters that can be displayed and modifies only on the board with pLAN add 1 e connection class of the boards Not present Present No Rotation Present Rotation There are 8 parameters one for each board Not present the unit is not connected Present No Rotation the unit is physically connected to the pLAN network but is excluded from the rotation function it can still manage the shared terminal the prints and the CAREL Master Control function Present Rotation the unit also takes part in the rotation function e number of units in Standby mode this establishes how many units from those selected in Present Rotation mode must on power up
80. r energy consumption with higher cooling efficiency Versatile because the electronic expansion valve allows the use of compressors with different capacities and operating in different conditions The use of an expansion valve requires the installation not only of the EVDriver and the expansion valve but also of a temperature sensor and a pressure transducer both fitted at the end of the evaporator on the refrigerant side on the compressor intake pipe See the diagram below to better understand the typical layout of the installation The priorities to be considered for the optimum control of the refrigeration system involve achieving a high and constant refrigerating efficiency as well as low and stable superheat values The heart of the control system is a PID control algorithm with settable superheat coefficients The following values can be set LOW Low superheat with programmable integral time and threshold LOP Low evaporation pressure operating only in transients with programmable integral time and threshold MOP High evaporation pressure with programmable integral time and threshold HiTeond High condensing pressure activated with condensing pressure probe read by pCO with programmable integral time and threshold Condensor 0000000000 Motor connection rir Ls Evaporator For the parameter and address settings of the EVD400 see the technical manual Carel code 030220225 Code 030221426 rel 2 5
81. r with the backlighting on the display these will be switched off if no button is pressed on the keypad for 5 minutes 2 2 2 LCD terminal with 15 buttons Each button has a green LED indicating the specific group of parameters selected during the operations to display modify the operating parameters The silicone rubber buttons have three different coloured LEDs whose meaning is specified in the following table Description On Off button Green On Unit on Flashing Unit off from supervisor or digital input Alarm button Red One or more active alarm conditions Enter button On Instrument correctly powered 2 2 3 Built in terminal with 6 buttons Given the number of buttons and LEDs available these have general meanings as described below LED Button On One or more active alarm conditions Alarm button Yellow On Unit on Enter Hashing Unit off from supervisor or digital input Prg button On Displaying modifying the operating parameters Esc button On Main menu parameters displayed Code 030221426 rel 2 5 dated 30 06 09 8 Standard air conditioners FLSTDMCZOE 2 3 Functions of the buttons 2 3 1 PGDO terminal with 6 buttons ALARM U PRG ENTER ESC DOWN ALARM displays the alarms mutes the buzzer and deletes the active alarms UP if the cursor is in the home position top left corner scrolls up the screens in the same group if the cursor is
82. rom the list of screens following paragraph and the screen code scroll to the screen on the terminal MAIN SCREEN 15 button terminal 6 button PGDO or Built in terminal MENU button ESC button Temperature R MO Room temperature DT Humidity R MO Ambient humidity RH Cooling R M1 Operating mode N Y Heating R M1 Operating mode N Y Humidif R M1 Operating mode N Y Deumidif R M1 Operating mode N Y Supply Air limit R M2 Outlet temperature limit status NN Dehumidif limit R M2 Dehumidification limit status N Y Function R 2 Current operating mode Cooling Heating Unit status R M3 With the Built In terminal this variable describes the current unit operating 1 to 8 status 1 Unit ON 2 0FF from alarm 3 0FF from superv 4 0FF from band 5 0FF from Remote In 6 0FF from button 7 Manual Proc 8 Standby Press ENTER to R M3 Pressing the ENTER button switches the unit on or OFF owitch on off CLOCK 15 button terminal 6 button PGDO or Built in terminal CLOCK button PRG button and CLOCK in the menu Regulation clock R W KO Hour setting Hours 0 to 23 current Hour hour Hour R W KO Minute setting minutes 0 to 59 current minutes Date R W KO Day setting 1 to 31 current day Date RAN KO Month setting 1 to 12 current month Date RAN KO Year setting 0 to 99 current year Day R KO Current day of the week Monday Tuesday Wedn
83. s FLSTDMCZOE Parameter Type Ref Description UOM Range Default Notes manual E2V Custom vlv config R W Custom Valve minimum steps 0 to 8100 0 minimum steps Custom vlv config RAN Custom Valve maximum steps 0 to 8100 1600 Maximum steps Custom vlv config RAN F3 Custom Valve closing steps 0 to 8100 3600 Closing step Custom valve RAW FA Custom Valve enable extra step in opening N Y N configuration Opening EXTRAS Custom valve RAN FA Custom Valve enable extra step in closing N Y N configuration Closing EXTRAs Custom valve RAN F5 Custom Valve operating current mA Oto 1000 250 configuration Phase current Custom valve RAN F6 Custom Valve holding current mA Oto 1000 100 configuration Still current Custom valve R W F6 Custom Valve frequency Hertz 32 to 330 100 configuration Step rate Custom valve R W F6 Custom Valve duty cycle 0 to 100 50 configuration Duty cycle EEV stand by steps R W F7 Rest steps 0 to 8100 0 EEV position with 0 power demand 81 probe limits R W F8 Minimum value for pressure probe 51 Bar 9 9 to 10 0 1 0 pressure limits Min value 81 probe limits R W F8 Maximum value for pressure probe 51 Bar 3 5 to 200 0 9 3 pressure limits Max value Alarms delay R W F9 Low superheat alarm delay seconds 0103600 120 Low SuperHeat Alarms delay R W F9 High superheat alarm delay minutes 0 to 500 20 High SuperH
84. s Rotation occurs between the units with the most operating hours and those with the least number of hours switching the former to Standby and starting the latter The reference operating hours for this type of rotation relate to the outlet fan for more convenience these can be modified in the maintenance branch screens E6 and 7 22 1 6 Master control The units connected in the pLAN network and in Present mode obey the operating logic of the unit with pLAN address 1 in control mode for the purpose of having the entire installation operate with the same logic This avoids the problem that may occur in large areas featuring zones with different temperature or humidity in which the units with different logic each respond to their own probe meaning some start humidification mode and others dehumidification or some heating and others cooling cancelling out their effect and wasting energy IMPORTANT the temperature and humidity probes on the control unit must be placed in an average position inside the controlled environment The control unit sends the information on the logic to be adopted across the pLAN network and then the units in the network base the activation of the devices both on the reading of their own probes and on the order sent by the control unit so that if the two things coincide the devices can start The control unit changes the operating logic if the temperature or the humidity measured exceed the set point by a
85. sing a practical Wizard WinLoad does not need the application software files as it can directly request the information required from the application software installed on the pCO e or 2MB dedicated flash memory The system saves the data to the 1MB flash memory the memory expansion As an example 1MB of memory can contain 5000 alarm events with 5 values for each alarm and save 2 values for example temperature and pressure every 5 minutes for 6 months e Possibility to define up to 7 different log configurations Typically each controller will have an alarm log configured and a log of the control values temperature humidity pressure and some logs of the logs e lookup the data saved from the LCD terminal external or built in or from a connected PC e Black operation The memory expansion that contains the logs can be removed from the pCO on the controlled unit and inserted in another pCO to lookup the data saved This pCO does not need to run the same software as the original e Reliability of the data saved The data are saved to FLASH memory that does not require batteries that may discharge If following a software update the previously saved data are incompatible with the new software all the data will be deleted following confirmation 2421 Configuration using Winload The Advanced Log function including all the options described above is configured using the On line help feature in the WinLoad32 pro
86. t 1 C closed A open Dig inputs 1 3 R 3 Status of digital input 2 C closed A open Dig inputs 1 3 R 3 Status of digital input 3 C closed A open Dig inputs 4 6 R 4 Status of digital input 4 C closed A open Dig inputs 4 6 R 4 Status of digital input 5 C closed A open Dig inputs 4 6 R 4 Status of digital input 6 C closed A open Dig inputs 7 8 R I5 Status of digital input 7 C closed A open Dig inputs 7 8 R 5 Status of digital input 8 C closed A open Dig inputs 9 11 R 16 Status of digital input 9 C closed A open Dig inputs 9 11 R 16 Status of digital input 10 C closed A open Dig inputs 9 11 R 16 Status of digital input 11 C closed A open Dig inputs 12 R 7 Status of digital input 12 Code 030221426 rel 2 5 dated 30 06 09 16 Standard air conditioners FLSTDMCZ0E Parameter Type Ref Description UOM Range Default Notes C closed A open Dig inputs 12 R 7 Status of digital input 13 C closed A open Dig inputs 12 R 7 Status of digital input 14 C closed A open analog output R 8 Status of analogue output cooling valve single valve Volt 0 to 10 analog output R 18 Status of analogue output heating valve Volt 0 to 10 analog output
87. t position Indeed a small discrepancy between the time calculated by the program and the actual activation of the relay or mechanical friction of the valves that stops their movement would mean that the actual degree of opening no longer corresponds to the value calculated by the program To overcome this problem the following solutions are available e whenever the temperature control requires the total opening or closing of a valve the program increases the activation time of the opening or closing relays by 2596 to ensure complete closing opening e whenever the board is powered ON the valves are closed totally for the running time and only after this they start modulating based on the control requirements 19 2 Oto 10 Volt valves These are valves that use a 0 to 10 Volt modulating signal from the pCO to change their opening from 096 to 10096 The 0 to 10 Volt electrical signal is directly proportional to the temperature proportional band These valves have no alignment problems as in the case of the 3 point valves given that their degree of opening is directly proportional to the value of the analogue output 20 Outlet fan The outlet fan always remains on when the unit is ON It can be managed by an ON OFF output or a modulating output There are two alarms relating to the fan thermal overload and air flow switch which automatically switch the unit OFF Description of modulating management Temp set point HEATING COOLING 1
88. to 10 Volt and 3 point external or built in CAREL immersed electrode humidifier ON OFF or modulating condenser fans controlled by pressure or temperature outlet temperature control alarm management alarm log device timers signals complete management of the device timers connection to local supervision networks and BMS LonWorks BACnet Modbus The terminal with LCD can be used to display and modify the following data at any time readings and calibration of the probes connected unit ON OFF alarm detection programming of the configuration parameters and the operating parameters with password protected access operating hours of the controlled devices and time bands with password protected access programming of the clock and the time bands with password protected access choice between different languages English Italian German French In addition the following functions can be managed via a CAREL pLAN connection paie peu 6 balancing of operating hours between the air conditioners by rotation of the spare unit standby activation of the spare unit if another unit is shutdown due to a serious alarm or blackout activation of the spare unit to compensate for excessive thermal load control of up to 8 air conditioners with just one external LCD terminal operation of all the air conditioners based on the probe readings on the Master to harmonise the overall action management of alarm printouts and probe r
89. type of built in humidifier control board PCOUMID200 PC PCOUMID OUMID000 000 Humidity probe R W Ci Enable ambient humidity probe No Yes No Type R W Ci Select type of humidity probe 0 to 1V Current Current Threshold min R W Ci Minimum humidity value 0 to 1000 0 Threshold max R W Ci Maximum humidity value 0 to 1000 1000 Pressurel probe R W Cj Enable pressure probe circuit 1 No Yes No Type R W Cj Select type of pressure probe circuit 1 Current Current pCO pCO5 pCO ony Threshold min R W Cj Minimum pressure value circuit 1 Bar 200 to 500 0 Bar Threshold max RAN Cj Maximum pressure value circuit 1 Bar 200 to 500 30 Bar Pressure2 probe R W Ck Enable pressure probe circuit 2 No Yes No Type R W Ck Select type of pressure probe circuit 2 Current Current 0to 5 V pCO pCO pCO orly Code 030221426 rel 2 5 dated 30 06 09 21 Standard air conditioners FLSTDMCZOE Parameter Type Ref Description UOM Range Default Notes Threshold min R W Ck Minimum pressure value circuit 2 Bar 200 to 500 0 Bar Threshold max R W Ck Maximum pressure value circuit 2 Bar 200 to 500 30 Bar Room temperature R W Cl Type of signal from the room temperature probe NTC NTC type PT1000 pCO pCO 3 only Supply air probe R W Cl Enable outlet probe No Yes No Type R W Cl Type of signal from the outlet temperature probe NTC PT1000 NTC pCO pCO o
90. uration Power up the pCO board Configure the pCO to communicate speak with the terminal if necessary 3 1 3 Setting the address on the pCO PCOI PCOT terminals The pLAN addresses on these units are set with binary logic by changing the position of a set of dipswitches located on the rear of the pCOI PCOT terminals and on the pCO boards This must be done with all the devices off For further information see the specific manual for the device 3 1 4 Setting the address on the EVD400 To set the address of the EVD400 in both pLAN and tLAN see the EVD400 manual code 030220225 In all the screens in the program to display the address of the board that is currently connected press the printer button or Enter Prg depending on the terminal used RE Code 030221426 rel 2 5 dated 30 06 09 11 Standard air conditioners FLSTDMCZOE 4 Selecting the language When the unit is switched on by default a screen is displayed for selecting the language This screen is displayed for 30 seconds after which the application automatically opens the main menu screen 0 The language automatically loaded is English however this can be selected from the following options English Italian French German To modify the language proceed as follows 1 press the maintenance button on the external terminal while on the Built in terminal or the external PGDO terminal press the Prg button and confirm the first item in the MAINTENANCE me
91. ure alarm delay seconds 0 to 9999 180 pressure Delay alarm Low High R W 12 High low temperature humidity alarm delay seconds 0 to 9999 600 Temp Humi Delay alarm RAN T3 Relay 8 activation delay seconds 0 to 999 0 Relay 8 Delay alarm RAN T3 Relay 7 activation delay seconds 0 to 999 0 Relay 7 Delay alarm R W T4 Air flow switch alarm delay seconds 0 to 9999 10 air flow Delay alarm RAN T4 Water flow alarm delay seconds 0 to 9999 10 water flow Min off time R W T5 Minimum compressor off time seconds 0 to 9999 180 compressors Min time Power On RAN T5 Minimum compressor on time seconds 0 to 9999 60 compressor Start delay same R W T6 Delay between compressor starts seconds to 9999 360 compressor Start delay diff RAN T6 Minimum delay between starts different of compressors seconds 0 to 9999 10 compressors Delay time among R W T7 Start delay between load steps seconds 0 to 9999 10 unloaders Delay time among RAN 18 Activation delay between heaters seconds 0 to 9999 3 INITIALISATION gt Insert password RAN VO Enter password for restore default values function 0 to 9999 1234 to install default values Erase history RAN VI Delete BASIC alarm LOG No Yes No alarm New manufacturer R W V2 Enter new Manufacturer password 0 to 9999 1234 password CHANGE UNIT 15 button terminal 6 button PGDO or Built in terminal INFO button switches to the next board in the pLAN PRG button an
92. y 0 F1 1 F2 2 F3 Kb 88 RAW temp 2 2 recovery temp 3 F4 Configuration of digital input 5 0 flood 1 filters C4 26 RAW Select ON OFF time bands Thursday 0 F1 1 F2 2 F3 K5 R W 2 fire smoke 3 F4 Ci 27 RAN K5 RAN Type of humidity probe signal 2 0 to 1 V 3 0 10 V Select ON OFF time bands Friday 0 F1 1 F2 2 F3 4 current 3 F4 Type of pressure probe signal 1 2 0 to 1 V 3 0 to 10 V Cj 28 RAW Select ON OFF time bands Saturday 0 F1 1 F2 2 F3 K5 91 R W 4 current 3 4 Type of pressure probe signal 2 2 0 to 1 V 3 0 to 10 V Ck 29 RAW Select ON OFF time bands Sunday 0 F1 1 F2 2 F3 K5 92 RW 4 current 3 1 Type of condenser 1 T probe signal 0 NTC 1 pt1000 30 RAW Condenser fan speed up time fans Gh 93 RAW 2 0 1V 3 0 10V 4 current Gi Type of condenser 2 T probe signal 0 NTC 1 pt1000 Type of outside temperature probe signal 0 NTC R W Humidifier operating hour threshold 7 96 PW ee nine Em E DI M i Unit rotation 98 a 99 RW Interval in days for automatic rotation Select refrigerant 0 Any gas 1 R22 2 134a 3 404a C1 36 RAW Cani Automatic unit rotation minutes 9 R600a 10 R717 11 R744 12 R728 13 R1270 E Number of units in Standby mode IS pLAN connection class board 1 0 not prese
93. y CAREL for all the parameters Permanent memory even when power is OFF Built in display housed on the backbone of the pCO board Buzzer audible buzzer fitted on the external terminals this sounds extendedly in the event of alarms or briefly if the limits for setting the parameters are exceeded The built in terminals do not have a buzzer Dead zone this defines a very small temperature zone between the set point and the proportional band inside which the devices are not activated Default this term defines the values for example the set point and the temperature proportional band that are automatically used by the system without modifications made by the user Freecooling the action of introducing outside air into the environment by opening a damper so as to provide cooling while saving energy Manual activation and deactivation of all the devices connected to the outputs on the board from the special screens and with the unit OFF Outlet this is the air introduced into the environment by the air conditioner Proportional band this defines a temperature zone of a few degrees around the set point inside which the system manages the operation of the control devices Ramp this term defines the travel of a modulating valve from 0 to 100 Range interval of values allowed for a parameter Return intake air from the controlled environment taken in by the air conditioner Screen this defines the page that is shown on the display

Standard Air-conditioners User manual - vis-m.ru

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